Publications by Michael Bretthauer

262 publications found

Publications 2021

  1. Bretthauer M, Helsingen LM, Løberg M, Kalager M, Guyatt G (2021)
    Evidence and Precaution for Legal Health Interventions: Learning From the COVID-19 Pandemic
    Ann Intern Med (in press)
    DOI 10.7326/M21-2839, PubMed 34370512
  2. Bretthauer M, Løberg M, Holme Ø, Adami HO, Kalager M (2021)
    Deep learning and cancer biomarkers: recognising lead-time bias
    Lancet, 397 (10270), 194
    DOI 10.1016/S0140-6736(20)32402-8, PubMed 33453776
  3. Mori Y, Bretthauer M (2021)
    Addressing false-positive findings with artificial intelligence for polyp detection
    Endoscopy, 53 (9), 941-942
    DOI 10.1055/a-1381-7849, PubMed 34438457
  4. Mori Y, Bretthauer M, Kalager M (2021)
    Hopes and Hypes for Artificial Intelligence in Colorectal Cancer Screening
    Gastroenterology, 161 (3), 774-777
    DOI 10.1053/j.gastro.2021.04.078, PubMed 33989659
  5. Mori Y, Neumann H, Misawa M, Kudo SE, Bretthauer M (2021)
    Artificial intelligence in colonoscopy - Now on the market. What's next?
    J Gastroenterol Hepatol, 36 (1), 7-11
    DOI 10.1111/jgh.15339, PubMed 33179322
  6. Schult AL, Botteri E, Hoff G, Holme Ø, Bretthauer M, Randel KR, Gulichsen EH, El-Safadi B, Barua I, Munck C, Nilsen LR, Svendsen HM, de Lange T (2021)
    Women require routine opioids to prevent painful colonoscopies: a randomised controlled trial
    Scand J Gastroenterol
    DOI 10.1080/00365521.2021.1969683, PubMed 34534048
  7. Usher-Smith JA, Mills KM, Riedinger C, Saunders CL, Helsingen LM, Lytvyn L, Buskermolen M, Lansdorp-Vogelaar I, Bretthauer M, Guyatt G, Griffin SJ (2021)
    The impact of information about different absolute benefits and harms on intention to participate in colorectal cancer screening: A think-aloud study and online randomised experiment
    PLoS One, 16 (2), e0246991
    DOI 10.1371/journal.pone.0246991, PubMed 33592037
  8. Waldmann E, Kammerlander AA, Gessl I, Penz D, Majcher B, Hinterberger A, Bretthauer M, Trauner MH, Ferlitsch M (2021)
    Association of Adenoma Detection Rate and Adenoma Characteristics With Colorectal Cancer Mortality After Screening Colonoscopy
    Clin Gastroenterol Hepatol, 19 (9), 1890-1898
    DOI 10.1016/j.cgh.2021.04.023, PubMed 33878471
  9. Wieszczy P, Kaminski MF, Løberg M, Bugajski M, Bretthauer M, Kalager M (2021)
    Estimation of overdiagnosis in colorectal cancer screening with sigmoidoscopy and faecal occult blood testing: comparison of simulation models
    BMJ Open, 11 (4), e042158
    DOI 10.1136/bmjopen-2020-042158, PubMed 33853794

Publications 2020

  1. Adami HO, Bretthauer M, Kalager M (2020)
    Assessment of cancer screening effectiveness in the era of screening programs
    Eur J Epidemiol, 35 (10), 891-897
    DOI 10.1007/s10654-020-00684-7, PubMed 32929645
  2. Barua I, Berset IP, Hære P, Wensaas KA, Bretthauer M (2020)
    National screening programme for colorectal cancer
    Tidsskr Nor Laegeforen, 140 (3)
    DOI 10.4045/tidsskr.19.0658, PubMed 32105033
  3. Barua I, Berset IP, Haere P, Wensaas KA, Bretthauer M (2020)
    National Screening Program for Bowel Cancer
    Tidsskr. Nor. Laegeforen., 140 (3), 222
  4. Barua I, Mori Y, Bretthauer M (2020)
    Colorectal polyp characterization with endocytoscopy: Ready for widespread implementation with artificial intelligence?
    Best Pract Res Clin Gastroenterol, 52-53, 101721
    DOI 10.1016/j.bpg.2020.101721, PubMed 34172248
  5. Barua I, Vinsard DG, Jodal HC, Løberg M, Kalager M, Holme Ø, Misawa M, Bretthauer M, Mori Y (2020)
    Artificial intelligence for polyp detection during colonoscopy: a systematic review and meta-analysis
    Endoscopy, 53 (3), 277-284
    DOI 10.1055/a-1201-7165, PubMed 32557490
  6. Bretthauer M, Helsingen LM, Kalager M, Vandvik PO, Agoritsas T, Guyatt G (2020)
    The future of colorectal cancer screening: Parentalism or shared decision-making?
    CMAJ, 192 (18), E484
    DOI 10.1503/cmaj.74839, PubMed 32366471
  7. Bretthauer M, Kalager M (2020)
    Disparities in Preventive Health Services: Targeting Minorities and Majorities
    Ann Intern Med, 172 (4), 287-288
    DOI 10.7326/M19-3899, PubMed 31931529
  8. Bretthauer M, Kalager M, Weinberg DS (2020)
    Colorectal Cancer Screening in Young Adults: About Carcinoid Tumors and Cancer
    Ann Intern Med, 174 (2), 263-264
    DOI 10.7326/M20-7244, PubMed 33315472
  9. Hassan C, Antonelli G, Dumonceau JM, Regula J, Bretthauer M, Chaussade S, Dekker E, Ferlitsch M, Gimeno-Garcia A, Jover R, Kalager M, Pellisé M, Pox C, Ricciardiello L, Rutter M, Helsingen LM, Bleijenberg A, Senore C, van Hooft JE, Dinis-Ribeiro M, Quintero E (2020)
    Post-polypectomy colonoscopy surveillance: European Society of Gastrointestinal Endoscopy (ESGE) Guideline - Update 2020
    Endoscopy, 52 (8), 687-700
    DOI 10.1055/a-1185-3109, PubMed 32572858
  10. Helsingen LM, Refsum E, Gjøstein DK, Løberg M, Bretthauer M, Kalager M, Emilsson L, Clinical Effectiveness Research group (2020)
    The COVID-19 pandemic in Norway and Sweden - threats, trust, and impact on daily life: a comparative survey
    BMC Public Health, 20 (1), 1597
    DOI 10.1186/s12889-020-09615-3, PubMed 33097011
  11. Helsingen LM, Zeng L, Siemieniuk RA, Lytvyn L, Vandvik PO, Agoritsas T, Bretthauer M, Guyatt G (2020)
    Establishing thresholds for important benefits considering the harms of screening interventions
    BMJ Open, 10 (12), e037854
    DOI 10.1136/bmjopen-2020-037854, PubMed 33268400
  12. Holme Ø, Kalager M, Bretthauer M, Adami HO, Helsingen L, Løberg M (2020)
    Ongoing Trials Will Not Determine the Comparative Effectiveness of Colorectal Cancer Screening Tests
    Gastroenterology (in press)
    DOI 10.1053/j.gastro.2020.02.071, PubMed 32585308
  13. Kalager M, Bretthauer M (2020)
    Improving cancer screening programs
    Science, 367 (6474), 143-144
    DOI 10.1126/science.aay3156, PubMed 31919207
  14. Loberg M, Bretthauer M (2020)
    Presentation of numbers: do let that fool you
    Tidsskr. Nor. Laegeforen., 140 (8), 738
  15. Løberg M, Bretthauer M (2020)
    Presentation of figures: don’t be fooled
    Tidsskr Nor Laegeforen, 140 (8)
    DOI 10.4045/tidsskr.20.0378, PubMed 32463198
  16. Mori Y, Kudo SE, East JE, Rastogi A, Bretthauer M, Misawa M, Sekiguchi M, Matsuda T, Saito Y, Ikematsu H, Hotta K, Ohtsuka K, Kudo T, Mori K (2020)
    Cost savings in colonoscopy with artificial intelligence-aided polyp diagnosis: an add-on analysis of a clinical trial (with video)
    Gastrointest Endosc, 92 (4), 905-911.e1
    DOI 10.1016/j.gie.2020.03.3759, PubMed 32240683
  17. Pedersen IB, Bretthauer M, Kalager M, Løberg M, Hoff G, Matapour S, Hugin S, Frigstad SO, Seip B, Kleist BA, Løvdal L, Botteri E, Holme Ø (2020)
    Incomplete endoscopic resection of colorectal polyps: a prospective quality assurance study
    Endoscopy, 53 (4), 383-391
    DOI 10.1055/a-1243-0379, PubMed 32961579
  18. Randel KR, Schult AL, Botteri E, Hoff G, Bretthauer M, Ursin G, Natvig E, Berstad P, Jørgensen A, Sandvei PK, Olsen ME, Frigstad SO, Darre-Næss O, Norvard ER, Bolstad N, Kørner H, Wibe A, Wensaas KA, de Lange T, Holme Ø (2020)
    Colorectal Cancer Screening With Repeated Fecal Immunochemical Test Versus Sigmoidoscopy: Baseline Results From a Randomized Trial
    Gastroenterology, 160 (4), 1085-1096.e5
    DOI 10.1053/j.gastro.2020.11.037, PubMed 33227280
  19. Rutter MD, Bretthauer M, Hassan C, Jover R, WEO Surveillance Working Group (2020)
    Principles for Evaluation of Surveillance After Removal of Colorectal Polyps: Recommendations From the World Endoscopy Organization
    Gastroenterology, 158 (6), 1529-1533.e4
    DOI 10.1053/j.gastro.2019.12.052, PubMed 32240700
  20. Tønnesen CJ, Young J, Glomsaker T, Mala T, Løberg M, Bretthauer M, Refsum E, Aabakken L (2020)
    Laparoscopy-assisted versus balloon enteroscopy-assisted ERCP after Roux-en-Y gastric bypass
    Endoscopy, 52 (8), 654-661
    DOI 10.1055/a-1139-9313, PubMed 32316042
  21. Wieszczy P, Waldmann E, Løberg M, Regula J, Rupinski M, Bugajski M, Gray K, Kalager M, Ferlitsch M, Kaminski MF, Bretthauer M (2020)
    Colonoscopist Performance and Colorectal Cancer Risk After Adenoma Removal to Stratify Surveillance: Two Nationwide Observational Studies
    Gastroenterology, 160 (4), 1067-1074.e6
    DOI 10.1053/j.gastro.2020.10.009, PubMed 33065063
  22. Zeng L, Helsingen LM, Kenji Nampo F, Wang Y, Yao L, Siemieniuk RA, Bretthauer M, Guyatt GH (2020)
    How do cancer screening guidelines trade off benefits versus harms and burdens of screening? A systematic survey
    BMJ Open, 10 (12), e038322
    DOI 10.1136/bmjopen-2020-038322, PubMed 33268404
  23. Zimmermann-Fraedrich K, Pohl H, Rösch T, Rex DK, Hassan C, Dekker E, Kaminski MF, Bretthauer M, de Heer J, Werner Y, Schachschal G, Groth S (2020)
    Designs of colonoscopic adenoma detection trials: more positive results with tandem than with parallel studies - an analysis of studies on imaging techniques and mechanical devices
    Gut, 70 (2), 268-275
    DOI 10.1136/gutjnl-2020-320984, PubMed 32409588

Publications 2019

  1. Adami HO, Kalager M, Valdimarsdottir U, Bretthauer M, Ioannidis JPA (2019)
    Time to abandon early detection cancer screening
    Eur J Clin Invest, 49 (3), e13062
    DOI 10.1111/eci.13062, PubMed 30565674
  2. Adami HO, Kalager M, Valdimarsdottir U, Bretthauer M, Ioannidis JPA (2019)
    Author Reply to: The name of the game: Is preventive screening "cancer screening?"
    Eur J Clin Invest, 49 (6), e13097
    DOI 10.1111/eci.13097, PubMed 30829396
  3. Bleijenberg A, Klotz D, Løberg M, Dekker E, Adami HO, Kuipers EJ, Holme Ø, Kalager M, Emilsson L, Kleist B, Løvdal L, Regula J, Løberg EM, IJspeert J, Bretthauer M (2019)
    Implications of different guidelines for surveillance after serrated polyp resection in United States of America and Europe
    Endoscopy, 51 (8), 750-758
    DOI 10.1055/a-0916-8598, PubMed 31195423
  4. Bretthauer M (2019)
    Detection rates during colonoscopy: What matters most?
    Endoscopy, 52 (1), 15-16
    DOI 10.1055/a-1058-8854, PubMed 31853929
  5. Bretthauer M, Kalager M, Weinberg DS (2019)
    From Colorectal Cancer Screening Guidelines to Headlines: Beware!
    Ann Intern Med, 170 (10), 734
    DOI 10.7326/L19-0086, PubMed 31108525
  6. Bugajski M, Wieszczy P, Pisera M, Rupinski M, Hoff G, Huppertz-Hauss G, Regula J, Bretthauer M, Kaminski MF (2019)
    Effectiveness of digital feedback on patient experience and 30-day complications after screening colonoscopy: a randomized health services study
    Endosc Int Open, 7 (4), E537-E544
    DOI 10.1055/a-0830-4648, PubMed 31041371
  7. Buskermolen M, Cenin DR, Helsingen LM, Guyatt G, Vandvik PO, Haug U, Bretthauer M, Lansdorp-Vogelaar I (2019)
    Colorectal cancer screening with faecal immunochemical testing, sigmoidoscopy or colonoscopy: a microsimulation modelling study
    BMJ, 367, l5383
    DOI 10.1136/bmj.l5383, PubMed 31578177
  8. García-Albéniz X, Hsu J, Bretthauer M, Hernán MA (2019)
    Estimating the Effect of Preventive Services With Databases of Administrative Claims: Reasons to Be Concerned
    Am J Epidemiol, 188 (10), 1764-1767
    DOI 10.1093/aje/kwz049, PubMed 30869122
  9. Hassan C, East J, Radaelli F, Spada C, Benamouzig R, Bisschops R, Bretthauer M, Dekker E, Dinis-Ribeiro M, Ferlitsch M, Fuccio L, Awadie H, Gralnek I, Jover R, Kaminski MF, Pellisé M, Triantafyllou K, Vanella G, Mangas-Sanjuan C, Frazzoni L, Van Hooft JE, Dumonceau JM (2019)
    Bowel preparation for colonoscopy: European Society of Gastrointestinal Endoscopy (ESGE) Guideline - Update 2019
    Endoscopy, 51 (8), 775-794
    DOI 10.1055/a-0959-0505, PubMed 31295746
  10. Helsingen LM, Vandvik PO, Jodal HC, Agoritsas T, Lytvyn L, Anderson JC, Auer R, Murphy SB, Almadi MA, Corley DA, Quinlan C, Fuchs JM, McKinnon A, Qaseem A, Heen AF, Siemieniuk RAC, Kalager M, Usher-Smith JA, Lansdorp-Vogelaar I, Bretthauer M, Guyatt G (2019)
    Colorectal cancer screening with faecal immunochemical testing, sigmoidoscopy or colonoscopy: a clinical practice guideline
    BMJ, 367, l5515
    DOI 10.1136/bmj.l5515, PubMed 31578196
  11. Helsingen LM, Vandvik PO, Jodal HC, Murphy SB, Heen AF, Kalager M, Bretthauer M (2019)
    Colorectal cancer screening, yes or no?
    Tidsskr Nor Laegeforen, 139 (15)
    DOI 10.4045/tidsskr.19.0323, PubMed 31642636
  12. Helsingen LM, Vandvik PO, Jodal HC, Murphy SB, Heen AF, Kalager M, Bretthauer M (2019)
    Colorectal cancer screening, right?
    Tidsskr. Nor. Laegeforen., 139 (15), 1450-1451
  13. Hoff G, Botteri E, Høie O, Garborg K, Wiig H, Huppertz-Hauss G, Moritz V, Bretthauer M, Holme Ø (2019)
    Polyp detection rates as quality indicator in clinical versus screening colonoscopy
    Endosc Int Open, 7 (2), E195-E202
    DOI 10.1055/a-0796-6477, PubMed 30705953
  14. Hoff G, de Lange T, Bretthauer M, Dahler S, Halvorsen FA, Huppertz-Hauss G, Høie O, Kjellevold Ø, Mortiz V, Sandvei P, Seip B, Holme Ø (2019)
    Registration bias in a clinical quality register
    Endosc Int Open, 7 (1), E90-E98
    DOI 10.1055/a-0806-7006, PubMed 30652120
  15. Holme Ø, Bretthauer M, Løberg M, Kalager M, Adami HO (2019)
    Reply to the letter to the editor 'Cancer survivors: surveillance or not surveillance?' by Santeufemia and Miolo
    Ann Oncol, 30 (9), 1531-1532
    DOI 10.1093/annonc/mdz190, PubMed 31198953
  16. Holme Ø, Bretthauer M, Løberg M, Kalager M, Adami HO (2019)
    Revisiting surveillance schemes for cancer survivors
    Ann Oncol, 30 (6), 881-883
    DOI 10.1093/annonc/mdz107, PubMed 30895293
  17. Randel KR, Botteri E, Romstad KMK, Frigstad SO, Bretthauer M, Hoff G, de Lange T, Holme Ø (2019)
    Effects of Oral Anticoagulants and Aspirin on Performance of Fecal Immunochemical Tests in Colorectal Cancer Screening
    Gastroenterology, 156 (6), 1642-1649.e1
    DOI 10.1053/j.gastro.2019.01.040, PubMed 30689972
  18. Spada C, McNamara D, Despott EJ, Adler S, Cash BD, Fernández-Urién I, Ivekovic H, Keuchel M, McAlindon M, Saurin JC, Panter S, Bellisario C, Minozzi S, Senore C, Bennett C, Bretthauer M, Dinis-Ribeiro M, Domagk D, Hassan C, Kaminski MF, Rees CJ, Valori R, Bisschops R, Rutter MD (2019)
    Performance measures for small-bowel endoscopy: A European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    United European Gastroenterol J, 7 (5), 614-641
    DOI 10.1177/2050640619850365, PubMed 31210941
  19. Spada C, McNamara D, Despott EJ, Adler S, Cash BD, Fernández-Urién I, Ivekovic H, Keuchel M, McAlindon M, Saurin JC, Panter S, Bellisario C, Minozzi S, Senore C, Bennett C, Bretthauer M, Dinis-Ribeiro M, Domagk D, Hassan C, Kaminski MF, Rees CJ, Valori R, Bisschops R, Rutter MD (2019)
    Performance measures for small-bowel endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    Endoscopy, 51 (6), 574-598
    DOI 10.1055/a-0889-9586, PubMed 31075800
  20. Spadaccini M, Frazzoni L, Vanella G, East J, Radaelli F, Spada C, Fuccio L, Benamouzig R, Bisschops R, Bretthauer M, Dekker E, Dinis-Ribeiro M, Ferlitsch M, Gralnek I, Jover R, Kaminski MF, Pellisé M, Triantafyllou K, Van Hooft JE, Dumonceau JM, Marmo C, Alfieri S, Chandrasekar VT, Sharma P, Rex DK et al. (2019)
    Efficacy and Tolerability of High- vs Low-Volume Split-Dose Bowel Cleansing Regimens for Colonoscopy: A Systematic Review and Meta-analysis
    Clin Gastroenterol Hepatol, 18 (7), 1454-1465.e14
    DOI 10.1016/j.cgh.2019.10.044, PubMed 31683057
  21. Wieszczy P, Kaminski MF, Franczyk R, Loberg M, Kobiela J, Rupinska M, Kocot B, Rupinski M, Holme O, Wojciechowska U, Didkowska J, Ransohoff D, Bretthauer M, Kalager M, Regula J (2019)
    Colorectal Cancer Incidence and Mortality After Removal of Adenomas During Screening Colonoscopies
    Gastroenterology, 158 (4), 875-883.e5
    DOI 10.1053/j.gastro.2019.09.011, PubMed 31563625

Publications 2018

  1. Bretthauer M (2018)
    Screening for melanoma is a poor idea
    Tidsskr Nor Laegeforen, 138 (17)
    DOI 10.4045/tidsskr.18.0600, PubMed 30378406
  2. Bretthauer M (2018)
    Screening for melanoma is a bad idea
    Tidsskr. Nor. Laegeforen., 138 (17), 1589
  3. Bretthauer M, Goderstad JM, Løberg M, Emilsson L, Ye W, Adami HO, Kalager M (2018)
    Uterine morcellation and survival in uterine sarcomas
    Eur J Cancer, 101, 62-68
    DOI 10.1016/j.ejca.2018.06.007, PubMed 30025231
  4. Bretthauer M, Kalager M (2018)
    When no guideline recommendation is the best recommendation
    Lancet, 392 (10151), 898-899
    DOI 10.1016/S0140-6736(18)31671-4, PubMed 30238877
  5. Bretthauer M, Kalager M, Weinberg DS (2018)
    From Colorectal Cancer Screening Guidelines to Headlines: Beware!
    Ann Intern Med, 169 (6), 405-406
    DOI 10.7326/M18-1720, PubMed 29987330
  6. Domagk D, Oppong KW, Aabakken L, Czakó L, Gyökeres T, Manes G, Meier P, Poley JW, Ponchon T, Tringali A, Bellisario C, Minozzi S, Senore C, Bennett C, Bretthauer M, Hassan C, Kaminski MF, Dinis-Ribeiro M, Rees CJ, Spada C, Valori R, Bisschops R, Rutter MD (2018)
    Performance measures for endoscopic retrograde cholangiopancreatography and endoscopic ultrasound: A European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    United European Gastroenterol J, 6 (10), 1448-1460
    DOI 10.1177/2050640618808157, PubMed 30574315
  7. Domagk D, Oppong KW, Aabakken L, Czakó L, Gyökeres T, Manes G, Meier P, Poley JW, Ponchon T, Tringali A, Bellisario C, Minozzi S, Senore C, Bennett C, Bretthauer M, Hassan C, Kaminski MF, Dinis-Ribeiro M, Rees CJ, Spada C, Valori R, Bisschops R, Rutter MD (2018)
    Performance measures for ERCP and endoscopic ultrasound: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    Endoscopy, 50 (11), 1116-1127
    DOI 10.1055/a-0749-8767, PubMed 30340220
  8. Halvorsen JA, Løberg M, Gjersvik P, Roscher I, Veierød MB, Robsahm TE, Nilsen LTN, Kalager M, Bretthauer M (2018)
    Why a randomized melanoma screening trial is not a good idea
    Br J Dermatol, 179 (2), 532-533
    DOI 10.1111/bjd.16784, PubMed 29893490
  9. Holme Ø, Løberg M, Kalager M, Bretthauer M, Hernán MA, Aas E, Eide TJ, Skovlund E, Lekven J, Schneede J, Tveit KM, Vatn M, Ursin G, Hoff G, NORCCAP Study Group† (2018)
    Long-Term Effectiveness of Sigmoidoscopy Screening on Colorectal Cancer Incidence and Mortality in Women and Men: A Randomized Trial
    Ann Intern Med, 168 (11), 775-782
    DOI 10.7326/M17-1441, PubMed 29710125
  10. Holme Ø, Løberg M, Kalager M, Bretthauer M, Hoff G (2018)
    Long-Term Effectiveness of Sigmoidoscopy Screening in Women and Men
    Ann Intern Med, 169 (9), 663-664
    DOI 10.7326/L18-0512, PubMed 30398636
  11. Holme Ø, Pedersen IB, Medhus AW, Aabakken L, Glomsaker T, Kvamme JM, Løberg M, Bretthauer M, Seip B, Kjellevold Ø, Jørgensen A, Furholm S, Hoff G, de Lange T (2018)
    Endoscopy assistants influence the quality of colonoscopy
    Endoscopy, 50 (9), 871-877
    DOI 10.1055/s-0044-101706, PubMed 29444529
  12. Jodal HC, Løberg M, Holme Ø, Adami HO, Bretthauer M, Emilsson L, Ransohoff DF, Hoff G, Kalager M (2018)
    Mortality From Postscreening (Interval) Colorectal Cancers Is Comparable to That From Cancer in Unscreened Patients-A Randomized Sigmoidoscopy Trial
    Gastroenterology, 155 (6), 1787-1794.e3
    DOI 10.1053/j.gastro.2018.08.035, PubMed 30165051
  13. Juul FE, Garborg K, Bretthauer M, Skudal H, Øines MN, Wiig H, Rose Ø, Seip B, Lamont JT, Midtvedt T, Valeur J, Kalager M, Holme Ø, Helsingen L, Løberg M, Adami HO (2018)
    Fecal Microbiota Transplantation for Primary Clostridium difficile Infection
    N Engl J Med, 378 (26), 2535-2536
    DOI 10.1056/NEJMc1803103, PubMed 29860912
  14. Kalager M, Wieszczy P, Lansdorp-Vogelaar I, Corley DA, Bretthauer M, Kaminski MF (2018)
    Overdiagnosis in Colorectal Cancer Screening: Time to Acknowledge a Blind Spot
    Gastroenterology, 155 (3), 592-595
    DOI 10.1053/j.gastro.2018.07.037, PubMed 30076834
  15. Pedersen IB, Løberg M, Hoff G, Kalager M, Bretthauer M, Holme Ø (2018)
    Polypectomy techniques among gastroenterologists in Norway - a nationwide survey
    Endosc Int Open, 6 (7), E812-E820
    DOI 10.1055/a-0607-0727, PubMed 29977999
  16. Pinsky PF, Loberg M, Senore C, Wooldrage K, Atkin W, Bretthauer M, Cross AJ, Hoff G, Holme O, Kalager M, Segnan N, Schoen RE (2018)
    Number of Adenomas Removed and Colorectal Cancers Prevented in Randomized Trials of Flexible Sigmoidoscopy Screening
    Gastroenterology, 155 (4), 1059-1068.e2
    DOI 10.1053/j.gastro.2018.06.040, PubMed 29935150
  17. Valori R, Cortas G, de Lange T, Balfaqih OS, de Pater M, Eisendrath P, Falt P, Koruk I, Ono A, Rustemović N, Schoon E, Veitch A, Senore C, Bellisario C, Minozzi S, Bennett C, Bretthauer M, Dinis-Ribeiro M, Domagk D, Hassan C, Kaminski MF, Rees CJ, Spada C, Bisschops R, Rutter M (2018)
    Performance measures for endoscopy services: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    Endoscopy, 50 (12), 1186-1204
    DOI 10.1055/a-0755-7515, PubMed 30423593
  18. Valori R, Cortas G, de Lange T, Salem Balfaqih O, de Pater M, Eisendrath P, Falt P, Koruk I, Ono A, Rustemović N, Schoon E, Veitch A, Senore C, Bellisario C, Minozzi S, Bennett C, Bretthauer M, Dinis-Ribeiro M, Domagk D, Hassan C, Kaminski MF, Rees CJ, Spada C, Bisschops R, Rutter M (2018)
    Performance measures for endoscopy services: A European Society of Gastrointestinal Endoscopy (ESGE) quality improvement initiative
    United European Gastroenterol J, 7 (1), 21-44
    DOI 10.1177/2050640618810242, PubMed 30788114

Publications 2017

  1. Brandrud AS, Bretthauer M, Brattebø G, Pedersen MJ, Håpnes K, Møller K, Bjorge T, Nyen B, Strauman L, Schreiner A, Haldorsen GS, Bergli M, Nelson E, Morgan TS, Hjortdahl P (2017)
    Local emergency medical response after a terrorist attack in Norway: a qualitative study
    BMJ Qual Saf, 26 (10), 806-816
    DOI 10.1136/bmjqs-2017-006517, PubMed 28676492
  2. Brandrud AS, Nyen B, Hjortdahl P, Sandvik L, Helljesen Haldorsen GS, Bergli M, Nelson EC, Bretthauer M (2017)
    Domains associated with successful quality improvement in healthcare - a nationwide case study
    BMC Health Serv Res, 17 (1), 648
    DOI 10.1186/s12913-017-2454-2, PubMed 28903723
  3. Bretthauer M (2017)
    Right and correct package
    Tidsskr. Nor. Laegeforen., 137 (17), 1264
  4. Bretthauer M (2017)
    [Data sharing]
    Tidsskr Nor Laegeforen, 137 (10), 738
    DOI 10.4045/tidsskr.17.0366, PubMed 28551975
  5. Bretthauer M (2017)
    [Correct and proper critical pathway]
    Tidsskr Nor Laegeforen, 137 (17)
    DOI 10.4045/tidsskr.17.0510, PubMed 28925233
  6. Bretthauer M, Adami HO (2017)
    Doubt
    Tidsskr. Nor. Laegeforen., 137 (20), 1577-1578
  7. Bretthauer M, Adami HO (2017)
    Zweifel
    Tidsskr Nor Laegeforen, 137 (20)
    DOI 10.4045/tidsskr.17.0875, PubMed 29094556
  8. Bretthauer M, Dinis-Ribeiro M, Siersema PD (2017)
    Foreword
    Endoscopy, 49 (3), 213
    DOI 10.1055/s-0043-102442, PubMed 28249316
  9. Bretthauer M, Kaminski MF, Emilsson L, Adami HO (2017)
    Uppföljning efter polypektomi: riktlinjer, tro och evidens
    Lakartidningen, 114
    PubMed 28696487
  10. Bretthauer M, Vandvik PO, Skjeldestad FE, Frich JC, de Lange T, Loberg M (2017)
    New specialist education for doctors- from Swiss cheese to Kraftkar?
    Tidsskr. Nor. Laegeforen., 137 (17), 1270-1271
  11. Bretthauer M, Vandvik PO, Skjeldestad FE, Frich JC, Lange T, Løberg M (2017)
    [New specialist training for physicians - from Swiss cheese to strongman?]
    Tidsskr Nor Laegeforen, 137 (17)
    DOI 10.4045/tidsskr.17.0637, PubMed 28925200
  12. Emilsson L, Løberg M, Bretthauer M, Holme Ø, Fall K, Jodal HC, Adami HO, Kalager M (2017)
    Colorectal cancer death after adenoma removal in Scandinavia
    Scand J Gastroenterol, 52 (12), 1377-1384
    DOI 10.1080/00365521.2017.1377763, PubMed 28906163
  13. Garborg K, de Lange T, Bretthauer M (2017)
    Quality Indicators in Colonoscopy
    Curr Treat Options Gastroenterol, 15 (3), 416-428
    DOI 10.1007/s11938-017-0140-4, PubMed 28702775
  14. García-Albéniz X, Hsu J, Bretthauer M, Hernán MA (2017)
    Screening Colonoscopy to Prevent Colorectal Cancer Among Medicare Beneficiaries Aged 70 to 79 Years
    Ann Intern Med, 166 (10), 758-759
    DOI 10.7326/L17-0138, PubMed 28505646
  15. Hoff G, de Lange T, Bretthauer M, Buset M, Dahler S, Halvorsen FA, Halwe JM, Heibert M, Høie O, Kjellevold Ø, Moritz V, Sandvei P, Seip B, Aabakken L, Holme Ø (2017)
    Patient-reported adverse events after colonoscopy in Norway
    Endoscopy, 49 (8), 745-753
    DOI 10.1055/s-0043-105265, PubMed 28445903
  16. Hoff G, Holme Ø, Bretthauer M, Sandvei P, Darre-Næss O, Stallemo A, Wiig H, Høie O, Noraberg G, Moritz V, de Lange T (2017)
    Cecum intubation rate as quality indicator in clinical versus screening colonoscopy
    Endosc Int Open, 5 (6), E489-E495
    DOI 10.1055/s-0043-106180, PubMed 28573182
  17. Holme Ø, Løberg M, Bretthauer M, Kalager M (2017)
    Authors' reply to Doherty and Hawkins
    BMJ, 356, j1267
    DOI 10.1136/bmj.j1267, PubMed 28283482
  18. Holme Ø, Schoen RE, Senore C, Segnan N, Hoff G, Løberg M, Bretthauer M, Adami HO, Kalager M (2017)
    Effectiveness of flexible sigmoidoscopy screening in men and women and different age groups: pooled analysis of randomised trials
    BMJ, 356, i6673
    DOI 10.1136/bmj.i6673, PubMed 28087510
  19. Kaminski MF, Thomas-Gibson S, Bugajski M, Bretthauer M, Rees CJ, Dekker E, Hoff G, Jover R, Suchanek S, Ferlitsch M, Anderson J, Roesch T, Hultcranz R, Racz I, Kuipers EJ, Garborg K, East JE, Rupinski M, Seip B, Bennett C, Senore C, Minozzi S, Bisschops R, Domagk D, Valori R et al. (2017)
    Performance measures for lower gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) quality improvement initiative
    United European Gastroenterol J, 5 (3), 309-334
    DOI 10.1177/2050640617700014, PubMed 28507745
  20. Kaminski MF, Thomas-Gibson S, Bugajski M, Bretthauer M, Rees CJ, Dekker E, Hoff G, Jover R, Suchanek S, Ferlitsch M, Anderson J, Roesch T, Hultcranz R, Racz I, Kuipers EJ, Garborg K, East JE, Rupinski M, Seip B, Bennett C, Senore C, Minozzi S, Bisschops R, Domagk D, Valori R et al. (2017)
    Performance measures for lower gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    Endoscopy, 49 (4), 378-397
    DOI 10.1055/s-0043-103411, PubMed 28268235
  21. Lange T, Randel KR, Schult AL, Knudsen MD, Kirkøen B, Botteri E, Berstad P, Jørgensen A, Ursin G, Bretthauer M, Hoff G (2017)
    Sigmoidoscopy and faecal occult blood test - a comparative screening trial
    Tidsskr Nor Laegeforen, 137 (10), 727-730
    DOI 10.4045/tidsskr.16.1031, PubMed 28551972
  22. Løberg M, Holme Ø, Bretthauer M, Kalager M (2017)
    Colorectal adenomas, surveillance, and cancer
    Lancet Oncol, 18 (8), e427
    DOI 10.1016/S1470-2045(17)30473-4, PubMed 28759374
  23. Øines M, Helsingen LM, Bretthauer M, Emilsson L (2017)
    Epidemiology and risk factors of colorectal polyps
    Best Pract Res Clin Gastroenterol, 31 (4), 419-424
    DOI 10.1016/j.bpg.2017.06.004, PubMed 28842051
  24. Olsen SE, Bretthauer M, Kalager M (2017)
    More harm than benefit - how much should the patients know? Reply
    Tidsskr. Nor. Laegeforen., 137 (9), 599
  25. Olsen SE, Bretthauer M, Kalager M (2017)
    [More harm than benefit - how much should the patients know?]
    Tidsskr Nor Laegeforen, 137 (3), 175-176
    DOI 10.4045/tidsskr.16.0954, PubMed 28181749
  26. Olsen SE, Bretthauer M, Kalager M (2017)
    S.E. Olsen og medarbeidere svarer
    Tidsskr Nor Laegeforen, 137 (9), 599
    DOI 10.4045/tidsskr.17.0296, PubMed 28468459

Publications 2016

  1. Adami HO, Bretthauer M, Emilsson L, Hernán MA, Kalager M, Ludvigsson JF, Ekbom A (2016)
    The continuing uncertainty about cancer risk in inflammatory bowel disease
    Gut, 65 (6), 889-93
    DOI 10.1136/gutjnl-2015-311003, PubMed 27008845
  2. Adami HO, Csermely P, Veres DV, Emilsson L, Løberg M, Bretthauer M, Kalager M (2016)
    Are rapidly growing cancers more lethal?
    Eur J Cancer, 72, 210-214
    DOI 10.1016/j.ejca.2016.11.011, PubMed 28042992
  3. Berstad P, Botteri E, Larsen IK, Løberg M, Kalager M, Holme Ø, Bretthauer M, Hoff G (2016)
    Lifestyle changes at middle age and mortality: a population-based prospective cohort study
    J Epidemiol Community Health, 71 (1), 59-66
    DOI 10.1136/jech-2015-206760, PubMed 27312250
  4. Bisschops R, Areia M, Coron E, Dobru D, Kaskas B, Kuvaev R, Pech O, Ragunath K, Weusten B, Familiari P, Domagk D, Valori R, Kaminski MF, Spada C, Bretthauer M, Bennett C, Senore C, Dinis-Ribeiro M, Rutter MD (2016)
    Performance measures for upper gastrointestinal endoscopy: A European Society of Gastrointestinal Endoscopy quality improvement initiative
    United European Gastroenterol J, 4 (5), 629-656
    DOI 10.1177/2050640616664843, PubMed 27733906
  5. Bisschops R, Areia M, Coron E, Dobru D, Kaskas B, Kuvaev R, Pech O, Ragunath K, Weusten B, Familiari P, Domagk D, Valori R, Kaminski MF, Spada C, Bretthauer M, Bennett C, Senore C, Dinis-Ribeiro M, Rutter MD (2016)
    Performance measures for upper gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative
    Endoscopy, 48 (9), 843-64
    DOI 10.1055/s-0042-113128, PubMed 27548885
  6. Bretthauer M, Aabakken L, Dekker E, Kaminski MF, Rösch T, Hultcrantz R, Suchanek S, Jover R, Kuipers EJ, Bisschops R, Spada C, Valori R, Domagk D, Rees C, Rutter MD, ESGE Quality Improvement Committee (2016)
    Reporting systems in gastrointestinal endoscopy: Requirements and standards facilitating quality improvement: European Society of Gastrointestinal Endoscopy position statement
    United European Gastroenterol J, 4 (2), 172-6
    DOI 10.1177/2050640616629079, PubMed 27087943
  7. Bretthauer M, Aabakken L, Dekker E, Kaminski MF, Rösch T, Hultcrantz R, Suchanek S, Jover R, Kuipers EJ, Bisschops R, Spada C, Valori R, Domagk D, Rees C, Rutter MD, ESGE Quality Improvement Committee (2016)
    Requirements and standards facilitating quality improvement for reporting systems in gastrointestinal endoscopy: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement
    Endoscopy, 48 (3), 291-4
    DOI 10.1055/s-0042-100186, PubMed 26841269
  8. Bretthauer M, Hem E (2016)
    Circumcision of boys Reply
    Tidsskr. Nor. Laegeforen., 136 (1), 10
  9. Bretthauer M, Hem E (2016)
    [M. Bretthauer & E. Hem reply]
    Tidsskr Nor Laegeforen, 136 (1), 10
    DOI 10.4045/tidsskr.15.1307, PubMed 26757645
  10. Bretthauer M, Kalager M, Adami HO, Hoff G (2016)
    Who Is for CO2? Slow Adoption of Carbon Dioxide Insufflation in Colonoscopy
    Ann Intern Med, 165 (2), 145-6
    DOI 10.7326/M16-0209, PubMed 27159139
  11. Bretthauer M, Kaminski MF, Hassan C, Kalager M, Holme Ø, Hoff G, Løberg M, Regula J, Castells A, Adami HO (2016)
    America, We Are Confused: The Updated U.S. Preventive Services Task Force Recommendation on Colorectal Cancer Screening
    Ann Intern Med, 166 (2), 139-140
    DOI 10.7326/M16-1805, PubMed 27820949
  12. Bretthauer M, Kaminski MF, Løberg M, Zauber AG, Regula J, Kuipers EJ, Hernán MA, McFadden E, Sunde A, Kalager M, Dekker E, Lansdorp-Vogelaar I, Garborg K, Rupinski M, Spaander MC, Bugajski M, Høie O, Stefansson T, Hoff G, Adami HO, Nordic-European Initiative on Colorectal Cancer (NordICC) Study Group (2016)
    Population-Based Colonoscopy Screening for Colorectal Cancer: A Randomized Clinical Trial
    JAMA Intern Med, 176 (7), 894-902
    DOI 10.1001/jamainternmed.2016.0960, PubMed 27214731
  13. Bretthauer M, Schei E (2016)
    [Not Available]
    Tidsskr Nor Laegeforen, 136 (1), 24-6
    DOI 10.4045/tidsskr.15.1257, PubMed 26757655
  14. Dinis-Ribeiro M, Bretthauer M, Siersema PD (2016)
    Endoscopy again supports Colorectal Cancer Awareness Month
    Endoscopy, 48 (3), 209
    DOI 10.1055/s-0042-102468, PubMed 26906311
  15. Emilsson L, Holme Ø, Bretthauer M, Cook NR, Buring JE, Løberg M, Adami HO, Sesso HD, Gaziano MJ, Kalager M (2016)
    Systematic review with meta-analysis: the comparative effectiveness of aspirin vs. screening for colorectal cancer prevention
    Aliment Pharmacol Ther, 45 (2), 193-204
    DOI 10.1111/apt.13857, PubMed 27859394
  16. Garborg K, Bretthauer M (2016)
    Cecal intubation failure: Refer or change technique?
    Gastrointest Endosc, 83 (6), 1245-7
    DOI 10.1016/j.gie.2015.12.014, PubMed 27206588
  17. Garborg K, Wiig H, Hasund A, Matre J, Holme Ø, Noraberg G, Løberg M, Kalager M, Adami HO, Bretthauer M (2016)
    Gradual stiffness versus magnetic imaging-guided variable stiffness colonoscopes: A randomized noninferiority trial
    United European Gastroenterol J, 5 (1), 128-133
    DOI 10.1177/2050640616639162, PubMed 28405331
  18. García-Albéniz X, Hsu J, Bretthauer M, Hernán MA (2016)
    Effectiveness of Screening Colonoscopy to Prevent Colorectal Cancer Among Medicare Beneficiaries Aged 70 to 79 Years: A Prospective Observational Study
    Ann Intern Med, 166 (1), 18-26
    DOI 10.7326/M16-0758, PubMed 27669524
  19. García-Albéniz X, Hsu J, Lipsitch M, Bretthauer M, Logan RW, Hernández-Díaz S, Hernán MA (2016)
    Colonoscopy and Risk of Infective Endocarditis in the Elderly
    J Am Coll Cardiol, 68 (5), 570-571
    DOI 10.1016/j.jacc.2016.05.041, PubMed 27470461
  20. Gjøstein DK, Bretthauer M, Løberg M (2016)
    [Not Available]
    Tidsskr Nor Laegeforen, 136 (16), 1326-7
    DOI 10.4045/tidsskr.16.0690, PubMed 27637038
  21. Gjøstein DK, Huitfeldt A, Løberg M, Adami HO, Garborg K, Kalager M, Bretthauer M (2016)
    Incentives and participation in a medical survey
    Tidsskr Nor Laegeforen, 136 (12-13), 1082-7
    DOI 10.4045/tidsskr.15.1096, PubMed 27381786
  22. Holme Ø, Bretthauer M (2016)
    Pain and sedation during colonoscopy - a never ending story
    Endosc Int Open, 4 (5), E538-9
    DOI 10.1055/s-0042-106085, PubMed 27227111
  23. Holme Ø, de Lange T, Stallemo A, Wiig H, Hasund A, Dvergsnes K, Garborg K, Ystrøm CM, Løberg M, Hoff G, Bretthauer M, Kalager M (2016)
    Routine vs. on-demand analgesia in colonoscopy: a randomized clinical trial
    Endoscopy, 48 (9), 823-8
    DOI 10.1055/s-0042-108433, PubMed 27305424
  24. Jover R, Bretthauer M, Dekker E, Holme Ø, Kaminski MF, Løberg M, Zauber AG, Hernán MA, Lansdorp-Vogelaar I, Sunde A, McFadden E, Castells A, Regula J, Quintero E, Pellisé M, Senore C, Kalager M, Dinis-Ribeiro M, Emilsson L, Ransohoff DF, Hoff G, Adami HO (2016)
    Rationale and design of the European Polyp Surveillance (EPoS) trials
    Endoscopy, 48 (6), 571-8
    DOI 10.1055/s-0042-104116, PubMed 27042931
  25. Kalager M, Adami HO, Bretthauer M (2016)
    Recognizing Data Generation
    N Engl J Med, 374 (19), 1898
    DOI 10.1056/NEJMc1603789, PubMed 27096437
  26. Kaminski MF, Bretthauer M (2016)
    Cancer surveillance in gastroenterology practice
    Best Pract Res Clin Gastroenterol, 30 (6), 853-854
    DOI 10.1016/j.bpg.2016.10.016, PubMed 27938780
  27. Løberg M, Kalager M, Bretthauer M (2016)
    Commentary: "Randomize, Then Consent" or "Consent, Then Randomize"?: Revitalizing the Issue of Preconsent Randomization
    Epidemiology, 27 (3), 393-4
    DOI 10.1097/EDE.0000000000000469, PubMed 26849639
  28. Rees CJ, Bevan R, Zimmermann-Fraedrich K, Rutter MD, Rex D, Dekker E, Ponchon T, Bretthauer M, Regula J, Saunders B, Hassan C, Bourke MJ, Rösch T (2016)
    Expert opinions and scientific evidence for colonoscopy key performance indicators
    Gut, 65 (12), 2045-2060
    DOI 10.1136/gutjnl-2016-312043, PubMed 27802153
  29. Rees CJ, Ngu WS, Regula J, Bisschops R, Saftoiu A, Dekker E, Gralnek I, Ciocirlan M, Dinis-Ribeiro M, Jover R, Meisner S, Spada C, Hassan C, Valori R, Hucl T, Le Moine O, Domagk D, Kaminski MF, Bretthauer M, Rutter MD, Aabakken L, Ponchon T, Fockens P, Siersema PD (2016)
    European Society of Gastrointestinal Endoscopy - Establishing the key unanswered research questions within gastrointestinal endoscopy
    Endoscopy, 48 (10), 884-891
    DOI 10.1055/s-0042-110398, PubMed 27485483

Publications 2015

  1. Bretthauer M, Hem E (2015)
    [M. Bretthauer & E. Hem reply]
    Tidsskr Nor Laegeforen, 135 (23-24), 2130
    DOI 10.4045/tidsskr.15.1254, PubMed 26674025
  2. Bretthauer M, Hem E (2015)
    Circumcision of boys Reply
    Tidsskr. Nor. Laegeforen., 135 (23-24), 2130
  3. Bretthauer M, Hem E (2015)
    [Circumcision of boys]
    Tidsskr Nor Laegeforen, 135 (21), 1926-7
    DOI 10.4045/tidsskr.15.0756, PubMed 26577316
  4. Bretthauer M, Kalager M, Adami HO (2015)
    Do's and don'ts in evaluation of endoscopic screening for gastrointestinal cancers
    Endoscopy, 48 (1), 75-80
    DOI 10.1055/s-0034-1393094, PubMed 26382306
  5. Bretthauer M, Siersema PD (2015)
    More adenomas - less cancer? Advanced imaging in colonoscopy
    Endoscopy, 47 (5), 396-7
    DOI 10.1055/s-0034-1391864, PubMed 25910007
  6. Garborg K, Kaminski MF, Bretthauer M (2015)
    Reply to Ishaq et al
    Endoscopy, 47 (10), 959
    DOI 10.1055/s-0034-1392409, PubMed 26417975
  7. Garborg K, Kaminski MF, Bretthauer M (2015)
    Water exchange versus carbon dioxide insufflation in unsedated colonoscopy: less is more Reply
    Endoscopy, 47 (10), 959
  8. Hassan C, Repici A, Sharma P, Correale L, Zullo A, Bretthauer M, Senore C, Spada C, Bellisario C, Bhandari P, Rex DK (2015)
    Efficacy and safety of endoscopic resection of large colorectal polyps: a systematic review and meta-analysis
    Gut, 65 (5), 806-20
    DOI 10.1136/gutjnl-2014-308481, PubMed 25681402
  9. Kaminski MF, Anderson J, Valori R, Kraszewska E, Rupinski M, Pachlewski J, Wronska E, Bretthauer M, Thomas-Gibson S, Kuipers EJ, Regula J (2015)
    Leadership training to improve adenoma detection rate in screening colonoscopy: a randomised trial
    Gut, 65 (4), 616-24
    DOI 10.1136/gutjnl-2014-307503, PubMed 25670810
  10. Løberg M, Lousdal ML, Bretthauer M, Kalager M (2015)
    Benefits and harms of mammography screening
    Breast Cancer Res, 17, 63
    DOI 10.1186/s13058-015-0525-z, PubMed 25928287
  11. Moritz V, Bretthauer M, Holme Ø, Wang Fagerland M, Løberg M, Glomsaker T, de Lange T, Seip B, Sandvei P, Hoff G (2015)
    Time trends in quality indicators of colonoscopy
    United European Gastroenterol J, 4 (1), 110-20
    DOI 10.1177/2050640615570147, PubMed 26966531
  12. Robertson DJ, Kaminski MF, Bretthauer M (2015)
    Effectiveness, training and quality assurance of colonoscopy screening for colorectal cancer
    Gut, 64 (6), 982-90
    DOI 10.1136/gutjnl-2014-308076, PubMed 25804631
  13. Rutter MD, Senore C, Bisschops R, Domagk D, Valori R, Kaminski MF, Spada C, Bretthauer M, Bennett C, Bellisario C, Minozzi S, Hassan C, Rees C, Dinis-Ribeiro M, Hucl T, Ponchon T, Aabakken L, Fockens P (2015)
    The European Society of Gastrointestinal Endoscopy Quality Improvement Initiative: developing performance measures
    United European Gastroenterol J, 4 (1), 30-41
    DOI 10.1177/2050640615624631, PubMed 26966520
  14. Rutter MD, Senore C, Bisschops R, Domagk D, Valori R, Kaminski MF, Spada C, Bretthauer M, Bennett C, Bellisario C, Minozzi S, Hassan C, Rees C, Dinis-Ribeiro M, Hucl T, Ponchon T, Aabakken L, Fockens P (2015)
    The European Society of Gastrointestinal Endoscopy Quality Improvement Initiative: developing performance measures
    Endoscopy, 48 (1), 81-9
    DOI 10.1055/s-0035-1569580, PubMed 26662057
  15. Spada C, Stoker J, Alarcon O, Barbaro F, Bellini D, Bretthauer M, De Haan MC, Dumonceau JM, Ferlitsch M, Halligan S, Helbren E, Hellstrom M, Kuipers EJ, Lefere P, Mang T, Neri E, Petruzziello L, Plumb A, Regge D, Taylor SA, Hassan C, Laghi A (2015)
    Clinical indications for computed tomographic colonography: European Society of Gastrointestinal Endoscopy (ESGE) and European Society of Gastrointestinal and Abdominal Radiology (ESGAR) Guideline
    Eur Radiol, 25 (2), 331-45
    DOI 10.1007/s00330-014-3435-z, PubMed 25278245
  16. Swanson SA, Holme Ø, Løberg M, Kalager M, Bretthauer M, Hoff G, Aas E, Hernán MA (2015)
    Bounding the per-protocol effect in randomized trials: an application to colorectal cancer screening
    Trials, 16, 541
    DOI 10.1186/s13063-015-1056-8, PubMed 26620120

Publications 2014

  1. Berstad P, Løberg M, Larsen IK, Kalager M, Holme Ø, Botteri E, Bretthauer M, Hoff G (2014)
    Long-term lifestyle changes after colorectal cancer screening: randomised controlled trial
    Gut, 64 (8), 1268-76
    DOI 10.1136/gutjnl-2014-307376, PubMed 25183203
  2. Bretthauer M, Brandrud AS (2014)
    Endoscopy training: time to stop counting procedures?
    Gut, 63 (11), 1686-7
    DOI 10.1136/gutjnl-2014-306765, PubMed 24604824
  3. Bretthauer M, Løberg M, Kalager M (2014)
    Long-term colorectal-cancer mortality after adenoma removal
    N Engl J Med, 371 (21), 2036-7
    DOI 10.1056/NEJMc1411954, PubMed 25409378
  4. Bretthauer M, Loberg M, Kalager M (2014)
    Long-Term Colorectal-Cancer Mortality after Adenoma Removal REPLY
    N. Engl. J. Med., 371 (21), 2035-2036
  5. Garborg K, Kaminski MF, Lindenburger W, Wiig H, Hasund A, Wronska E, Bie RB, Kleist B, Løvdal L, Holme Ø, Kalager M, Hoff G, Bretthauer M (2014)
    Water exchange versus carbon dioxide insufflation in unsedated colonoscopy: a multicenter randomized controlled trial
    Endoscopy, 47 (3), 192-9
    DOI 10.1055/s-0034-1390795, PubMed 25412093
  6. Gjersvik P, Hem E, Jacobsen GW, Bretthauer M (2014)
    [P. Gjersvik and colleagues reply]
    Tidsskr Nor Laegeforen, 134 (12-13), 1215
    DOI 10.4045/tidsskr.14.0744, PubMed 24989185
  7. Gjersvik P, Hem E, Jacobsen GW, Bretthauer M (2014)
    [What should non-inferiority studies be called in Norwegian?]
    Tidsskr Nor Laegeforen, 134 (8), 852-3
    DOI 10.4045/tidsskr.14.0059, PubMed 24780988
  8. Hem E, Gjersvik P, Bretthauer M (2014)
    [Comparative effectiveness research]
    Tidsskr Nor Laegeforen, 134 (14), 1374
    DOI 10.4045/tidsskr.14.0485, PubMed 25096435
  9. Hoff G, Bretthauer M, Garborg K, Eide TJ (2014)
    [Consensus-based guidelines may prevent necessary research]
    Tidsskr Nor Laegeforen, 134 (2), 148-9
    DOI 10.4045/tidsskr.13.1313, PubMed 24477144
  10. Holme Ø, Bretthauer M, Eide TJ, Løberg EM, Grzyb K, Løberg M, Kalager M, Adami HO, Kjellevold Ø, Hoff G (2014)
    Long-term risk of colorectal cancer in individuals with serrated polyps
    Gut, 64 (6), 929-36
    DOI 10.1136/gutjnl-2014-307793, PubMed 25399542
  11. Holme Ø, Løberg M, Kalager M, Bretthauer M, Hernán MA, Aas E, Eide TJ, Skovlund E, Schneede J, Tveit KM, Hoff G (2014)
    Effect of flexible sigmoidoscopy screening on colorectal cancer incidence and mortality: a randomized clinical trial
    JAMA, 312 (6), 606-15
    DOI 10.1001/jama.2014.8266, PubMed 25117129
  12. Jodal HC, Reyes YD, Roksund G, Bretthauer M (2014)
    [Implementation of guidelines for PSA testing in general practice]
    Tidsskr Nor Laegeforen, 134 (21), 2032-4
    DOI 10.4045/tidsskr.14.0982, PubMed 25387926
  13. Kalager M, Adami HO, Bretthauer M (2014)
    Too much mammography
    BMJ, 348, g1403
    DOI 10.1136/bmj.g1403, PubMed 24519765
  14. Kalager M, Løberg M, Bretthauer M, Adami HO (2014)
    Comparative analysis of breast cancer mortality following mammography screening in Denmark and Norway
    Ann Oncol, 25 (6), 1137-43
    DOI 10.1093/annonc/mdu122, PubMed 24669012
  15. Leitao K, Grimstad T, Bretthauer M, Holme Ø, Paulsen V, Karlsen L, Isaksen K, Cvancarova M, Aabakken L (2014)
    Polyethylene glycol vs sodium picosulfate/magnesium citrate for colonoscopy preparation
    Endosc Int Open, 2 (4), E230-4
    DOI 10.1055/s-0034-1377520, PubMed 26135098
  16. Løberg M, Kalager M, Holme Ø, Hoff G, Adami HO, Bretthauer M (2014)
    Long-term colorectal-cancer mortality after adenoma removal
    N Engl J Med, 371 (9), 799-807
    DOI 10.1056/NEJMoa1315870, PubMed 25162886
  17. Spada C, Stoker J, Alarcon O, Barbaro F, Bellini D, Bretthauer M, De Haan MC, Dumonceau JM, Ferlitsch M, Halligan S, Helbren E, Hellstrom M, Kuipers EJ, Lefere P, Mang T, Neri E, Petruzziello L, Plumb A, Regge D, Taylor SA, Hassan C, Laghi A, European Society of Gastrointestinal Endoscopy, European Society of Gastrointestinal and Abdominal Radiology (2014)
    Clinical indications for computed tomographic colonography: European Society of Gastrointestinal Endoscopy (ESGE) and European Society of Gastrointestinal and Abdominal Radiology (ESGAR) Guideline
    Endoscopy, 46 (10), 897-915
    DOI 10.1055/s-0034-1378092, PubMed 25268304
  18. van Dam L, Bretthauer M (2014)
    Ethical issues in colorectal cancer screening
    Best Pract Res Clin Gastroenterol, 28 (2), 315-26
    DOI 10.1016/j.bpg.2014.03.002, PubMed 24810192

Publications 2013

  1. Bretthauer M, Holme Ø, Garborg K (2013)
    Computed tomography colonography vs. colonoscopy for colorectal cancer screening: close call, but not closed case
    Endoscopy, 45 (3), 159-60
    DOI 10.1055/s-0032-1326208, PubMed 23446666
  2. Bretthauer M, Kalager M (2013)
    Principles, effectiveness and caveats in screening for cancer
    Br J Surg, 100 (1), 55-65
    DOI 10.1002/bjs.8995, PubMed 23212620
  3. Fossmark R, Bretthauer M, Gustafsson BI (2013)
    [Who should perform endoscopies?]
    Tidsskr Nor Laegeforen, 133 (11), 1171
    DOI 10.4045/tidsskr.13.0625, PubMed 23759774
  4. Garborg K, Holme Ø, Løberg M, Kalager M, Adami HO, Bretthauer M (2013)
    Current status of screening for colorectal cancer
    Ann Oncol, 24 (8), 1963-72
    DOI 10.1093/annonc/mdt157, PubMed 23619033
  5. Hassan C, Bretthauer M, Kaminski MF, Polkowski M, Rembacken B, Saunders B, Benamouzig R, Holme O, Green S, Kuiper T, Marmo R, Omar M, Petruzziello L, Spada C, Zullo A, Dumonceau JM, European Society of Gastrointestinal Endoscopy (2013)
    Bowel preparation for colonoscopy: European Society of Gastrointestinal Endoscopy (ESGE) guideline
    Endoscopy, 45 (2), 142-50
    DOI 10.1055/s-0032-1326186, PubMed 23335011
  6. Hoff G, Bretthauer M, Garborg K, Eide TJ (2013)
    New polyps, old tricks: controversy about removing benign bowel lesions
    BMJ, 347, f5843
    DOI 10.1136/bmj.f5843, PubMed 24103540
  7. Holme O, Bretthauer M, de Lange T, Seip B, Huppertz-Hauss G, Høie O, Sandvei P, Ystrøm CM, Hoff G (2013)
    Risk stratification to predict pain during unsedated colonoscopy: results of a multicenter cohort study
    Endoscopy, 45 (9), 691-6
    DOI 10.1055/s-0033-1344239, PubMed 23884794
  8. Holme Ø, Bretthauer M, Fretheim A, Odgaard-Jensen J, Hoff G (2013)
    Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals
    Cochrane Database Syst Rev (9), CD009259
    DOI 10.1002/14651858.CD009259.pub2, PubMed 24085634
  9. Holme Ø, Moritz V, Bretthauer M, Seip B, Glomsaker T, de Lange T, Aabakken L, Stallemo A, Høie O, Dahler S, Sandvei PK, Stray N, Ystrøm CM, Hoff G (2013)
    [Pain in connection with colonoscopy in Norway]
    Tidsskr Nor Laegeforen, 133 (10), 1074-8
    DOI 10.4045/tidsskr.12.1467, PubMed 23712171
  10. Kalager M, Løberg M, Fønnebø VM, Bretthauer M (2013)
    Failure to account for selection-bias
    Int J Cancer, 133 (11), 2751-3
    DOI 10.1002/ijc.28244, PubMed 23649899
  11. Kuipers EJ, Rösch T, Bretthauer M (2013)
    Colorectal cancer screening--optimizing current strategies and new directions
    Nat Rev Clin Oncol, 10 (3), 130-42
    DOI 10.1038/nrclinonc.2013.12, PubMed 23381005
  12. Thiis-Evensen E, Kalager M, Bretthauer M, Hoff G (2013)
    Long-term effectiveness of endoscopic screening on incidence and mortality of colorectal cancer: A randomized trial
    United European Gastroenterol J, 1 (3), 162-8
    DOI 10.1177/2050640613483290, PubMed 24917955
  13. Vandvik PO, Bretthauer M, Kongerud IC (2013)
    From clinical questions to trustworthy answers
    Tidsskr Nor Laegeforen, 133 (15), 1611-4
    DOI 10.4045/tidsskr.13.0650, PubMed 23970279

Publications 2012

  1. Ahmed D, Danielsen SA, Aagesen TH, Bretthauer M, Thiis-Evensen E, Hoff G, Rognum TO, Nesbakken A, Lothe RA, Lind GE (2012)
    A tissue-based comparative effectiveness analysis of biomarkers for early detection of colorectal tumors
    Clin Transl Gastroenterol, 3, e27
    DOI 10.1038/ctg.2012.21, PubMed 23324654
  2. Berstad P, Løberg M, Kalager M, Jørgensen A, Garborg K, Ruud HK, Bretthauer M, Hoff G (2012)
    Risk stratification for advanced colorectal neoplasia--letter
    Cancer Prev Res (Phila), 5 (12), 1405; author reply 1406
    DOI 10.1158/1940-6207.CAPR-12-0383, PubMed 23151804
  3. Bretthauer M, Hoff G (2012)
    Comparative effectiveness research in cancer screening programmes
    BMJ, 344, e2864
    DOI 10.1136/bmj.e2864, PubMed 22628002
  4. Bretthauer M, Kalager M (2012)
    Colorectal-Cancer Screening Reply
    N. Engl. J. Med., 366 (22), 2131
  5. Bretthauer M, Kalager M (2012)
    Colonoscopy as a triage screening test
    N Engl J Med, 366 (8), 759-60
    DOI 10.1056/NEJMe1114639, PubMed 22356330
  6. European Colorectal Cancer Screening Guidelines Working Group, von Karsa L, Patnick J, Segnan N, Atkin W, Halloran S, Lansdorp-Vogelaar I, Malila N, Minozzi S, Moss S, Quirke P, Steele RJ, Vieth M, Aabakken L, Altenhofen L, Ancelle-Park R, Antoljak N, Anttila A, Armaroli P, Arrossi S, Austoker J, Banzi R, Bellisario C, Blom J, Brenner H et al. (2012)
    European guidelines for quality assurance in colorectal cancer screening and diagnosis: overview and introduction to the full supplement publication
    Endoscopy, 45 (1), 51-9
    DOI 10.1055/s-0032-1325997, PubMed 23212726
  7. Garborg K, Bretthauer M (2012)
    Can old dogs learn new tricks?
    J Interv Gastroenterol, 2 (3), 126-127
    DOI 10.4161/jig.23733, PubMed 23805392
  8. Garborg KK, Løberg M, Matre J, Holme O, Kalager M, Hoff G, Bretthauer M (2012)
    Reduced pain during screening colonoscopy with an ultrathin colonoscope: a randomized controlled trial
    Endoscopy, 44 (8), 740-6
    DOI 10.1055/s-0032-1309755, PubMed 22622786
  9. Hoff G, Moritz V, Bretthauer M, Aabakken L, Berset IP, Glomsaker T, Høie O, de Lange T (2012)
    Incontinence after colonoscopy--an unrecognized and preventable problem. A cross-sectional study from the Gastronet quality assurance program
    Endoscopy, 44 (4), 349-53
    DOI 10.1055/s-0031-1291657, PubMed 22392101
  10. Kalager M, Adami HO, Bretthauer M, Tamimi RM (2012)
    Overdiagnosis of Invasive Breast Cancer due to Mammography Screening RESPONSE
    Ann. Intern. Med., 157 (3), 221-222
    DOI 10.7326/0003-4819-157-3-201208070-00025
  11. Kalager M, Adami HO, Bretthauer M, Tamimi RM (2012)
    Overdiagnosis of invasive breast cancer due to mammography screening: results from the Norwegian screening program
    Ann Intern Med, 156 (7), 491-9
    DOI 10.7326/0003-4819-156-7-201204030-00005, PubMed 22473436
  12. Kalager M, Løberg M, Bretthauer M (2012)
    Limited use of nonprogram screening in Norway
    Int J Cancer, 132 (7), 1723-4
    DOI 10.1002/ijc.27807, PubMed 22933134
  13. Kalager M, Tamimi RM, Bretthauer M, Adami HO (2012)
    Prognosis in women with interval breast cancer: population based observational cohort study
    BMJ, 345, e7536
    DOI 10.1136/bmj.e7536, PubMed 23160783
  14. Kaminski MF, Bretthauer M, Zauber AG, Kuipers EJ, Adami HO, van Ballegooijen M, Regula J, van Leerdam M, Stefansson T, Påhlman L, Dekker E, Hernán MA, Garborg K, Hoff G (2012)
    The NordICC Study: rationale and design of a randomized trial on colonoscopy screening for colorectal cancer
    Endoscopy, 44 (7), 695-702
    DOI 10.1055/s-0032-1306895, PubMed 22723185
  15. Lenz P, Domagk D, Mensink P, Aktas H, Bretthauer M (2012)
    Single- versus double-balloon enteroscopy: the evidence base: Comment on Endoscopy essentials, Small-bowel endoscopy
    Endoscopy, 44 (8), 799; author reply 800
    DOI 10.1055/s-0032-1310001, PubMed 22833025
  16. Moritz V, Bretthauer M, Ruud HK, Glomsaker T, de Lange T, Sandvei P, Huppertz-Hauss G, Kjellevold Ø, Hoff G (2012)
    Withdrawal time as a quality indicator for colonoscopy - a nationwide analysis
    Endoscopy, 44 (5), 476-81
    DOI 10.1055/s-0032-1306898, PubMed 22531983
  17. Valori R, Rey JF, Atkin WS, Bretthauer M, Senore C, Hoff G, Kuipers EJ, Altenhofen L, Lambert R, Minoli G, International Agency for Research on Cancer (2012)
    European guidelines for quality assurance in colorectal cancer screening and diagnosis. First Edition--Quality assurance in endoscopy in colorectal cancer screening and diagnosis
    Endoscopy, 44 Suppl 3, SE88-105
    DOI 10.1055/s-0032-1309795, PubMed 23012124

Publications 2011

  1. Bretthauer M (2011)
    Colorectal cancer screening
    J Intern Med, 270 (2), 87-98
    DOI 10.1111/j.1365-2796.2011.02399.x, PubMed 21575082
  2. Bretthauer M, Haug C (2011)
    [What is established treatment?]
    Tidsskr Nor Laegeforen, 131 (13-14), 1275
    DOI 10.4045/tidsskr.11.13E1, PubMed 21725376
  3. Cotton PB, Bretthauer M (2011)
    Quality assurance in gastroenterology
    Best Pract Res Clin Gastroenterol, 25 (3), 335-6
    DOI 10.1016/j.bpg.2011.05.008, PubMed 21764001
  4. de Vogel S, Schneede J, Ueland PM, Vollset SE, Meyer K, Fredriksen A, Midttun Ø, Bjørge T, Kampman E, Bretthauer M, Hoff G (2011)
    Biomarkers related to one-carbon metabolism as potential risk factors for distal colorectal adenomas
    Cancer Epidemiol Biomarkers Prev, 20 (8), 1726-35
    DOI 10.1158/1055-9965.EPI-11-0359, PubMed 21693628
  5. Domagk D, Mensink P, Aktas H, Lenz P, Meister T, Luegering A, Ullerich H, Aabakken L, Heinecke A, Domschke W, Kuipers E, Bretthauer M (2011)
    Single- vs. double-balloon enteroscopy in small-bowel diagnostics: a randomized multicenter trial
    Endoscopy, 43 (6), 472-6
    DOI 10.1055/s-0030-1256247, PubMed 21384320
  6. Hoff G, Volker M, Bretthauer M, Aabakken L, Høie O, Delange T, Berset I, Kjellevold Ø, Glomsaker T, Huppertz-Hauss G, Lange O, Sandvei P (2011)
    Gastronet survey on the use of one- or two-person technique for colonoscopy insertion
    BMC Gastroenterol, 11, 73
    DOI 10.1186/1471-230X-11-73, PubMed 21672243
  7. Holme Ö, Höie O, Matre J, Stallemo A, Garborg K, Hasund A, Wiig H, Hoff G, Bretthauer M (2011)
    Magnetic endoscopic imaging versus standard colonoscopy in a routine colonoscopy setting: a randomized, controlled trial
    Gastrointest Endosc, 73 (6), 1215-22
    DOI 10.1016/j.gie.2011.01.054, PubMed 21481862
  8. Lind GE, Danielsen SA, Ahlquist T, Merok MA, Andresen K, Skotheim RI, Hektoen M, Rognum TO, Meling GI, Hoff G, Bretthauer M, Thiis-Evensen E, Nesbakken A, Lothe RA (2011)
    Identification of an epigenetic biomarker panel with high sensitivity and specificity for colorectal cancer and adenomas
    Mol Cancer, 10, 85
    DOI 10.1186/1476-4598-10-85, PubMed 21777459
  9. Løberg M, Furholm S, Hoff I, Aabakken L, Hoff G, Bretthauer M (2011)
    Nitrous oxide for analgesia in colonoscopy without sedation
    Gastrointest Endosc, 74 (6), 1347-53
    DOI 10.1016/j.gie.2011.07.071, PubMed 22136779

Publications 2010

  1. Bretthauer M (2010)
    Which tool is best for colorectal cancer screening?
    BMJ, 340, c2831
    DOI 10.1136/bmj.c2831, PubMed 20516015
  2. Bretthauer M (2010)
    Colorectal cancer screening Author's reply
    Br. Med. J., 341, c4620
    DOI 10.1136/bmj.c4620
  3. Bretthauer M (2010)
    ["Shall I not be randomized?"]
    Tidsskr Nor Laegeforen, 130 (11), 1119
    DOI 10.4045/tidsskr.10.0590, PubMed 20531489
  4. Bretthauer M (2010)
    Evidence for colorectal cancer screening
    Best Pract Res Clin Gastroenterol, 24 (4), 417-25
    DOI 10.1016/j.bpg.2010.06.005, PubMed 20833346
  5. Bretthauer M (2010)
    Turning science into clinical practice - the case of carbon dioxide insufflation
    Endoscopy, 42 (12), 1104-5
    DOI 10.1055/s-0030-1255973, PubMed 21120777
  6. Hoff G, Bretthauer M (2010)
    [Colorectal cancer screening--at last discussed!]
    Tidsskr Nor Laegeforen, 130 (20), 2012
    DOI 10.4045/tidsskr.10.0932, PubMed 20967034
  7. Hoff G, Moritz V, Bretthauer M, Ludolph T, Huppertz-Hauss G, Paulsen J, Seip B, Sauar J, Kjellevold Ø, Chengarov L (2010)
    Colonoscope with a sub-distal hyper-flaccid segment for improved insertion at colonoscopy: a randomized study
    Scand J Gastroenterol, 46 (1), 104-8
    DOI 10.3109/00365521.2010.521891, PubMed 20923378
  8. Seip B, Bretthauer M, Dahler S, Friestad J, Huppertz-Hauss G, Høie O, Kittang E, Nyhus S, Pallenschat J, Sandvei P, Stallemo A, Svendsen MV, Hoff G (2010)
    Sustaining the vitality of colonoscopy quality improvement programmes over time. Experience from the Norwegian Gastronet programme
    Scand J Gastroenterol, 45 (3), 362-9
    DOI 10.3109/00365520903497106, PubMed 20095874
  9. Seip B, Bretthauer M, Dahler S, Friestad J, Huppertz-Hauss G, Høie O, Kittang E, Nyhus S, Pallenschat J, Sandvei P, Stallemo A, Svendsen MV, Hoff G (2010)
    Patient satisfaction with on-demand sedation for outpatient colonoscopy
    Endoscopy, 42 (8), 639-46
    DOI 10.1055/s-0030-1255612, PubMed 20669075

Publications 2009

  1. Bretthauer M (2009)
    Capsule Endoscopy versus Colonoscopy REPLY
    N. Engl. J. Med., 361 (16), 1609-1610
  2. Bretthauer M (2009)
    The capsule and colorectal-cancer screening--the crux of the matter
    N Engl J Med, 361 (3), 300-1
    DOI 10.1056/NEJMe0903924, PubMed 19605836
  3. Bretthauer M (2009)
    The First Transatlantic Symposium on Colorectal Cancer Screening
    Endoscopy, 41 (9), 816-7
    DOI 10.1055/s-0029-1215049, PubMed 19685421
  4. Bretthauer M (2009)
    [A year with New England Journal of Medicine]
    Tidsskr Nor Laegeforen, 129 (19), 1971
    DOI 10.4045/tidsskr.09.1022, PubMed 19823197
  5. Bretthauer M (2009)
    [Do you understand me?]
    Tidsskr Nor Laegeforen, 129 (21), 2211
    DOI 10.4045/tidsskr.09.1081, PubMed 19898565
  6. Bretthauer M, Haug C (2009)
    [Without registration, no publishing!]
    Tidsskr Nor Laegeforen, 129 (8), 733
    DOI 10.4045/tidsskr.09.08E1, PubMed 19373295
  7. Hoff G, Grotmol T, Skovlund E, Bretthauer M, Norwegian Colorectal Cancer Prevention Study Group (2009)
    Risk of colorectal cancer seven years after flexible sigmoidoscopy screening: randomised controlled trial
    BMJ, 338, b1846
    DOI 10.1136/bmj.b1846, PubMed 19483252
  8. Hoff G, Ottestad PM, Skafløtten SR, Bretthauer M, Moritz V (2009)
    Quality assurance as an integrated part of the electronic medical record - a prototype applied for colonoscopy
    Scand J Gastroenterol, 44 (10), 1259-65
    DOI 10.1080/00365520903132021, PubMed 19658021
  9. Kalager M, Bretthauer M (2009)
    Spontaneous regression of invasive breast cancer: does this study answer the question?
    Arch Intern Med, 169 (10), 997
    DOI 10.1001/archinternmed.2009.91, PubMed 19468097
  10. Kalager M, Haldorsen T, Bretthauer M, Hoff G, Thoresen SO, Adami HO (2009)
    Improved breast cancer survival following introduction of an organized mammography screening program among both screened and unscreened women: a population-based cohort study
    Breast Cancer Res, 11 (4), R44
    DOI 10.1186/bcr2331, PubMed 19575807

Publications 2008

  1. Bretthauer M (2008)
    Erroneous on screening colonoscopy
    Z. Gastroent., 46 (6), 633
  2. Bretthauer M (2008)
    Are sodium phosphate tablets better than polyethylene glycol solution plus bisacodyl tablets for bowel preparation?
    Nat Clin Pract Gastroenterol Hepatol, 5 (6), 296-7
    DOI 10.1038/ncpgasthep1142, PubMed 18461058
  3. Bretthauer M (2008)
    [Statistical significance and clinical relevance]
    Tidsskr Nor Laegeforen, 128 (3), 279
    PubMed 18264146
  4. Hoff G, Bretthauer M (2008)
    Appointments timed in proximity to annual milestones and compliance with screening: randomised controlled trial
    BMJ, 337, a2794
    DOI 10.1136/bmj.a2794, PubMed 19091759
  5. Seip B, Huppertz-Hauss G, Sauar J, Bretthauer M, Hoff G (2008)
    Patients' satisfaction: an important factor in quality control of gastroscopies
    Scand J Gastroenterol, 43 (8), 1004-11
    DOI 10.1080/00365520801958592, PubMed 19086282

Publications 2007

  1. Aabakken L, Bretthauer M, Line PD (2007)
    Double-balloon enteroscopy for endoscopic retrograde cholangiography in patients with a Roux-en-Y anastomosis
    Endoscopy, 39 (12), 1068-71
    DOI 10.1055/s-2007-966841, PubMed 18072058
  2. Bretthauer M, Hoff G (2007)
    [Prevention and early diagnosis of colorectal cancer]
    Tidsskr Nor Laegeforen, 127 (20), 2688-91
    PubMed 17952153
  3. Bretthauer M, Seip B, Aasen S, Kordal M, Hoff G, Aabakken L (2007)
    Carbon dioxide insufflation for more comfortable endoscopic retrograde cholangiopancreatography: a randomized, controlled, double-blind trial
    Endoscopy, 39 (1), 58-64
    DOI 10.1055/s-2006-945036, PubMed 17252462
  4. Domagk D, Bretthauer M, Lenz P, Aabakken L, Ullerich H, Maaser C, Domschke W, Kucharzik T (2007)
    Carbon dioxide insufflation improves intubation depth in double-balloon enteroscopy: a randomized, controlled, double-blind trial
    Endoscopy, 39 (12), 1064-7
    DOI 10.1055/s-2007-966990, PubMed 18072057
  5. Hoff G, Bretthauer M (2007)
    Colonic explosion: an unavoidable complication?
    Endoscopy, 39 (3), 258
    DOI 10.1055/s-2007-966200, PubMed 17385113
  6. Hoff G, Bretthauer M, Dahler S, Huppertz-Hauss G, Sauar J, Paulsen J, Seip B, Moritz V (2007)
    Improvement in caecal intubation rate and pain reduction by using 3-dimensional magnetic imaging for unsedated colonoscopy: a randomized trial of patients referred for colonoscopy
    Scand J Gastroenterol, 42 (7), 885-9
    DOI 10.1080/00365520601127125, PubMed 17558914
  7. Søreide K, Bretthauer M (2007)
    [Colorectal cancer--a disease one doesn't talk about]
    Tidsskr Nor Laegeforen, 127 (20), 2651
    PubMed 17952144

Publications 2006

  1. Bretthauer M (2006)
    [Can CT colonography replace coloscopy?]
    Tidsskr Nor Laegeforen, 126 (11), 1464
    PubMed 16732337
  2. Bretthauer M, Ekbom A, Malila N, Stefánsson T, Fischer A, Hof G, Weiderpass E, Tretli S, Tryggvadóttir L, Storm H, Holten I, Adam HO (2006)
    [Screening for colorectal cancer. Collaboration among politicians and scientists is necessary]
    Laeknabladid, 92 (7-8), 521-4
    PubMed 16818999
  3. Bretthauer M, Ekbom A, Malila N, Stefansson T, Fischer A, Hoff G, Weiderpass E, Tretli S, Trygvadottir L, Holten IW, Storm HH, Adami HO (2006)
    [Politics and science in colorectal cancer screening]
    Ugeskr Laeger, 168 (26-32), 2563-5
    PubMed 16824412
  4. Bretthauer M, Ekbom A, Malila N, Stefansson T, Fischer A, Hoff G, Weiderpass E, Tretli S, Trygvadottir L, Storm H, Holten I, Adami HO, NordICC-gruppen (Nordic Initiative on Colorectal Cancer) (2006)
    [Politics and science in colorectal cancer screening]
    Tidsskr Nor Laegeforen, 126 (13), 1766-7
    PubMed 16794676
  5. Hoff G, Bretthauer M (2006)
    The science and politics of colorectal cancer screening
    PLoS Med, 3 (1), e36; quiz e104
    DOI 10.1371/journal.pmed.0030036, PubMed 16383349
  6. Hoff G, Bretthauer M, Huppertz-Hauss G, Kittang E, Stallemo A, Høie O, Dahler S, Nyhus S, Halvorsen FA, Pallenschat J, Vetvik K, Kristian Sandvei P, Friestad J, Pytte R, Coll P (2006)
    The Norwegian Gastronet project: Continuous quality improvement of colonoscopy in 14 Norwegian centres
    Scand J Gastroenterol, 41 (4), 481-7
    DOI 10.1080/00365520500265208, PubMed 16635918

Publications 2005

  1. Aamodt G, Gulbrandsen P, Laake P, Aavitsland P, Bretthauer M (2005)
    [Presentation of statistical analysis in the Journal of the Norwegian Medical Association]
    Tidsskr Nor Laegeforen, 125 (16), 2183-7
    PubMed 16138131
  2. Bretthauer M, Hoff G (2005)
    [Quality improvement in Norwegian hospitals]
    Tidsskr Nor Laegeforen, 125 (9), 1150
    PubMed 15880147
  3. Bretthauer M, Lynge AB, Thiis-Evensen E, Hoff G, Fausa O, Aabakken L (2005)
    Carbon dioxide insufflation in colonoscopy: safe and effective in sedated patients
    Endoscopy, 37 (8), 706-9
    DOI 10.1055/s-2005-870154, PubMed 16032487
  4. Gondal G, Grotmol T, Hofstad B, Bretthauer M, Eide TJ, Hoff G (2005)
    Lifestyle-related risk factors and chemoprevention for colorectal neoplasia: experience from the large-scale NORCCAP screening trial
    Eur J Cancer Prev, 14 (4), 373-9
    DOI 10.1097/00008469-200508000-00010, PubMed 16030428
  5. Gondal G, Grotmol T, Hofstad B, Bretthauer M, Eide TJ, Hoff G (2005)
    Biopsy of colorectal polyps is not adequate for grading of neoplasia
    Endoscopy, 37 (12), 1193-7
    DOI 10.1055/s-2005-921031, PubMed 16329016
  6. Hoff G, Bretthauer M, Huppertz-Hauss G, Sauar J, Paulsen J, Dahler S, Kjellevold Ø (2005)
    Evaluation of a novel colonoscope designed for easier passage through flexures: a randomized study
    Endoscopy, 37 (11), 1123-6
    DOI 10.1055/s-2005-870444, PubMed 16281143
  7. Huppertz-Hauss G, Bretthauer M, Sauar J, Paulsen J, Kjellevold Ø, Majak B, Hoff G (2005)
    Polyethylene glycol versus sodium phosphate in bowel cleansing for colonoscopy: a randomized trial
    Endoscopy, 37 (6), 537-41
    DOI 10.1055/s-2005-861315, PubMed 15933926
  8. Skovlund E, Bretthauer M, Grotmol T, Larsen IK, Hoff G (2005)
    Sensitivity of pain rating scales in an endoscopy trial
    Clin J Pain, 21 (4), 292-6
    DOI 10.1097/01.ajp.0000110636.14355.3e, PubMed 15951645

Publications 2004

  1. Bretthauer M (2004)
    [When can generic preparations be used?]
    Tidsskr Nor Laegeforen, 124 (20), 2598
    PubMed 15534628
  2. Bretthauer M (2004)
    [Information about mammography screening]
    Tidsskr Nor Laegeforen, 124 (17), 2227
    PubMed 15356683
  3. Bretthauer M, Hoff G, Severinsen H, Erga J, Sauar J, Huppertz-Hauss G (2004)
    [Systematic quality control programme for colonoscopy in an endoscopy centre in Norway]
    Tidsskr Nor Laegeforen, 124 (10), 1402-5
    PubMed 15195182
  4. Hoff G, Grotmol T, Thiis-Evensen E, Bretthauer M, Gondal G, Vatn MH (2004)
    Testing for faecal calprotectin (PhiCal) in the Norwegian Colorectal Cancer Prevention trial on flexible sigmoidoscopy screening: comparison with an immunochemical test for occult blood (FlexSure OBT)
    Gut, 53 (9), 1329-33
    DOI 10.1136/gut.2004.039032, PubMed 15306594

Publications 2003

  1. Bretthauer M, Hoff G (2003)
    The use of CO2 in colonoscopy
    Gastrointest Endosc, 57 (3), 436-7; author reply 437-8
    DOI 10.1067/mge.2003.108, PubMed 12612542
  2. Bretthauer M, Hoff GS, Thiis-Evensen E, Huppertz-Hauss G, Skovlund E (2003)
    Air and carbon dioxide volumes insufflated during colonoscopy
    Gastrointest Endosc, 58 (2), 203-6
    DOI 10.1067/mge.2003.340, PubMed 12872086
  3. Bretthauer M, Jørgensen A, Kristiansen BE, Hofstad B, Hoff G (2003)
    Quality control in colorectal cancer screening: systematic microbiological investigation of endoscopes used in the NORCCAP (Norwegian Colorectal Cancer Prevention) trial
    BMC Gastroenterol, 3, 15
    DOI 10.1186/1471-230X-3-15, PubMed 12803654
  4. Bretthauer M, Skovlund E, Grotmol T, Thiis-Evensen E, Gondal G, Huppertz-Hauss G, Efskind P, Hofstad B, Thorp Holmsen S, Eide TJ, Hoff G (2003)
    Inter-endoscopist variation in polyp and neoplasia pick-up rates in flexible sigmoidoscopy screening for colorectal cancer
    Scand J Gastroenterol, 38 (12), 1268-74
    DOI 10.1080/00365520310006513, PubMed 14750648
  5. Gondal G, Grotmol T, Hofstad B, Bretthauer M, Eide TJ, Hoff G (2003)
    The Norwegian Colorectal Cancer Prevention (NORCCAP) screening study: baseline findings and implementations for clinical work-up in age groups 50-64 years
    Scand J Gastroenterol, 38 (6), 635-42
    DOI 10.1080/00365520310003002, PubMed 12825872
  6. Gondal G, Grotmol T, Hofstad B, Bretthauer M, Eide TJ, Hoff G (2003)
    Grading of distal colorectal adenomas as predictors for proximal colonic neoplasia and choice of endoscope in population screening: experience from the Norwegian Colorectal Cancer Prevention study (NORCCAP)
    Gut, 52 (3), 398-403
    DOI 10.1136/gut.52.3.398, PubMed 12584223
  7. Hoff G, Bretthauer M, Skovlund E, Grotmol T (2003)
    Re: Baseline findings of the Italian multicenter randomized controlled trial of "once-only sigmoidoscopy"--SCORE
    J Natl Cancer Inst, 95 (14), 1089-90; author reply 1090
    DOI 10.1093/jnci/95.14.1089, PubMed 12865459

Publications 2002

  1. Bretthauer M, Gondal G, Larsen K, Carlsen E, Eide TJ, Grotmol T, Skovlund E, Tveit KM, Vatn MH, Hoff G (2002)
    Design, organization and management of a controlled population screening study for detection of colorectal neoplasia: attendance rates in the NORCCAP study (Norwegian Colorectal Cancer Prevention)
    Scand J Gastroenterol, 37 (5), 568-73
    DOI 10.1080/00365520252903125, PubMed 12059059
  2. Bretthauer M, Hoff G, Thiis-Evensen E, Grotmol T, Holmsen ST, Moritz V, Skovlund E (2002)
    Carbon dioxide insufflation reduces discomfort due to flexible sigmoidoscopy in colorectal cancer screening
    Scand J Gastroenterol, 37 (9), 1103-7
    DOI 10.1080/003655202320378329, PubMed 12374237
  3. Bretthauer M, Hoff G, Thiis-Evensen E, Grotmol T, Larsen IK, Kjellevold Ø, Skovlund E (2002)
    Use of a disposable sheath system for flexible sigmoidoscopy in decentralized colorectal cancer screening
    Endoscopy, 34 (10), 814-8
    DOI 10.1055/s-2002-34273, PubMed 12244504
  4. Bretthauer M, Thiis-Evensen E, Huppertz-Hauss G, Gisselsson L, Grotmol T, Skovlund E, Hoff G (2002)
    NORCCAP (Norwegian colorectal cancer prevention): a randomised trial to assess the safety and efficacy of carbon dioxide versus air insufflation in colonoscopy
    Gut, 50 (5), 604-7
    DOI 10.1136/gut.50.5.604, PubMed 11950803
  5. Larsen IK, Grotmol T, Bretthauer M, Gondal G, Huppertz-Hauss G, Hofstad B, Efskind P, Jørgensen A, Hoff G (2002)
    Continuous evaluation of patient satisfaction in endoscopy centres
    Scand J Gastroenterol, 37 (7), 850-5
    DOI 10.1080/713786520, PubMed 12190102

Publications 2000

  1. Bretthauer M, Kalager M (2000)
    [Practice from Germany not sanctioned as specialist education in Norway]
    Tidsskr Nor Laegeforen, 120 (21), 2580-1
    PubMed 11071005

Publications 1996

  1. Panzer W, Bretthauer M, Klingler H, Bahr J, Rathgeber J, Kettler D (1996)
    ACD versus standard CPR in a prehospital setting
    Resuscitation, 33 (2), 117-24
    DOI 10.1016/s0300-9572(96)01021-0, PubMed 9025127

 
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