Jo Kramer-Johansen
Position: Postdoc
Phone: +47 230 16819
Email:
 

Author network for Jo Kramer-Johansen by COREMINE medical


Publications 2017

Hardeland C, Skåre C, Kramer-Johansen J, Birkenes TS, Myklebust H, Hansen AE, Sunde K, Olasveengen TM (2017)
Targeted simulation and education to improve cardiac arrest recognition and telephone assisted CPR in an emergency medical communication centre
Resuscitation, 114, 21-26
PubMed 28236428

Niles DE, Cines C, Insley E, Foglia EE, Elci OU, Skåre C, Olasveengen T, Ades A, Posencheg M, Nadkarni VM, Kramer-Johansen J (2017)
Incidence and characteristics of positive pressure ventilation delivered to newborns in a US tertiary academic hospital
Resuscitation, 115, 102-109
PubMed 28411062

Niles DE, Nishisaki A, Sutton RM, Elci OU, Meaney PA, OʼConnor KA, Leffelman J, Kramer-Johansen J, Berg RA, Nadkarni V (2017)
Improved Retention of Chest Compression Psychomotor Skills With Brief "Rolling Refresher" Training
Simul Healthc, 12 (4), 213-219
PubMed 28368963

Rad AB, Eftestol T, Engan K, Irusta U, Kvaloy JT, Kramer-Johansen J, Wik L, Katsaggelos AK (2017)
ECG-Based Classification of Resuscitation Cardiac Rhythms for Retrospective Data Analysis
IEEE Trans Biomed Eng, 64 (10), 2411-2418
PubMed 28371771

Rad AB, Eftestøl T, Irusta U, Kvaløy JT, Wik L, Kramer-Johansen J, Katsaggelos AK, Engan K (2017)
An automatic system for the comprehensive retrospective analysis of cardiac rhythms in resuscitation episodes
Resuscitation, 122, 6-12 (in press)
PubMed 29122647

Publications 2016

Figuera C, Irusta U, Morgado E, Aramendi E, Ayala U, Wik L, Kramer-Johansen J, Eftestøl T, Alonso-Atienza F (2016)
Machine Learning Techniques for the Detection of Shockable Rhythms in Automated External Defibrillators
PLoS One, 11 (7), e0159654
PubMed 27441719

Grusd E, Kramer-Johansen J (2016)
Does the Norwegian emergency medical dispatch classification as non-urgent predict no need for pre-hospital medical treatment? An observational study
Scand J Trauma Resusc Emerg Med, 24, 65
PubMed 27154472

Nestaas S, Stensæth KH, Rosseland V, Kramer-Johansen J (2016)
Radiological assessment of chest compression point and achievable compression depth in cardiac patients
Scand J Trauma Resusc Emerg Med, 24, 54
PubMed 27103035

Rad AB, Engan K, Katsaggelos AK, Kvaløy JT, Wik L, Kramer-Johansen J, Irusta U, Eftestøl T (2016)
Automatic cardiac rhythm interpretation during resuscitation
Resuscitation, 102, 44-50
PubMed 26891862

Skåre C, Boldingh AM, Nakstad B, Calisch TE, Niles DE, Nadkarni VM, Kramer-Johansen J, Olasveengen TM (2016)
Ventilation fraction during the first 30s of neonatal resuscitation
Resuscitation, 107, 25-30
PubMed 27496260

Publications 2015

Aramendi E, Irusta U, Ayala U, Naas H, Kramer-Johansen J, Eftestøl T (2015)
Filtering mechanical chest compression artefacts from out-of-hospital cardiac arrest data
Resuscitation, 98, 41-7
PubMed 26546986

Ayala U, Irusta U, Ruiz J, Ruiz de Gauna S, González-Otero D, Alonso E, Kramer-Johansen J, Naas H, Eftestøl T (2015)
Fully automatic rhythm analysis during chest compression pauses
Resuscitation, 89, 25-30
PubMed 25619441

González-Otero DM, Ruiz de Gauna S, Ruiz J, Daya MR, Wik L, Russell JK, Kramer-Johansen J, Eftestøl T, Alonso E, Ayala U (2015)
Chest compression rate feedback based on transthoracic impedance
Resuscitation, 93, 82-8
PubMed 26051811

Gundersen K, Kvaløy JT, Eftestøl T, Kramer-Johansen J (2015)
Modelling ventricular fibrillation coarseness during cardiopulmonary resuscitation by mixed effects stochastic differential equations
Stat Med, 34 (23), 3159-69
PubMed 26013575

Kramer-Johansen J (2015)
Peeking from the blindfold
Resuscitation, 96, A3-4
PubMed 26212867

Olasveengen TM, Prescott RJ, Kramer-Johansen J (2015)
Impedance threshold device (ITD) during cardiac arrest--Does it work or not?
Resuscitation, 94, A3-4
PubMed 26209416

Skåre C, Kramer-Johansen J, Steen T, Ødegaard S, Niles DE, Nakstad B, Solevåg AL, Nadkarni VM, Olasveengen TM (2015)
Incidence of Newborn Stabilization and Resuscitation Measures and Guideline Compliance during the First Minutes of Life in Norway
Neonatology, 108 (2), 100-7
PubMed 26089106

Publications 2014

Alonso E, Eftestøl T, Aramendi E, Kramer-Johansen J, Skogvoll E, Nordseth T (2014)
Beyond ventricular fibrillation analysis: comprehensive waveform analysis for all cardiac rhythms occurring during resuscitation
Resuscitation, 85 (11), 1541-8
PubMed 25195072

Ayala U, Eftestøl T, Alonso E, Irusta U, Aramendi E, Wali S, Kramer-Johansen J (2014)
Automatic detection of chest compressions for the assessment of CPR-quality parameters
Resuscitation, 85 (7), 957-63
PubMed 24746788

Ayala U, Irusta U, Ruiz J, Alonso-Atienza F, Alonso E, Gonzalez-Otero D, Kramer-Johansen J, Naas H, Eftestol T (2014)
Filtering Chest Compression Artifacts Improves the Performance of VF-detection Parameters
COMPUT CARDIOL, 41, 1109-1112

Ayala U, Irusta U, Ruiz J, Eftestøl T, Kramer-Johansen J, Alonso-Atienza F, Alonso E, González-Otero D (2014)
A reliable method for rhythm analysis during cardiopulmonary resuscitation
Biomed Res Int, 2014, 872470
PubMed 24895621

Kramer-Johansen J, Olasveengen TM (2014)
The different faces of ventricular fibrillation
Resuscitation, 86, A3-4
PubMed 25450571

Olasveengen TM, Kramer-Johansen J (2014)
Insight into the black hole currently characterizing the initial post arrest phase
Resuscitation, 87, A3-4
PubMed 25486281

Publications 2013

Ayala U, Irusta U, Ruiz J, Gonzalez-Otero D, Alonso E, Kramer-Johansen J, Eftestol T (2013)
A New Algorithm to Diagnose during Chest Compressions: Effect on Cardiopulmonary Resuscitation Delivery
COMPUT CARDIOL, 40, 129-132

Birkenes TS, Myklebust H, Kramer-Johansen J (2013)
Time delays and capability of elderly to activate speaker function for continuous telephone CPR
Scand J Trauma Resusc Emerg Med, 21, 40
PubMed 23676015

Birkenes TS, Myklebust H, Kramer-Johansen J (2013)
New pre-arrival instructions can avoid abdominal hand placement for chest compressions
Scand J Trauma Resusc Emerg Med, 21, 47
PubMed 23799963

Birkenes TS, Myklebust H, Neset A, Kramer-Johansen J (2013)
Quality of CPR performed by trained bystanders with optimized pre-arrival instructions
Resuscitation, 85 (1), 124-30
PubMed 24096105

Gonzalez-Otero D, Alonso E, Ruiz J, Aramendi E, de Gauna SR, Ayala U, Kramer-Johansen J, Eftestol T (2013)
A Simple Impedance-Based Method for Ventilation Detection During Cardiopulmonary Resuscitation
COMPUT CARDIOL, 40, 807-810

Neset A, Birkenes TS, Kramer-Johansen J (2013)
CPR performance - failure proved?
J Emerg Med, 44 (5), 990-1
PubMed 23473822

Neset A, Nordseth T, Kramer-Johansen J, Wik L, Olasveengen TM (2013)
Effects of adrenaline on rhythm transitions in out-of-hospital cardiac arrest
Acta Anaesthesiol Scand, 57 (10), 1260-7
PubMed 24032427

Qvigstad E, Kramer-Johansen J, Tømte Ø, Skålhegg T, Sørensen Ø, Sunde K, Olasveengen TM (2013)
Clinical pilot study of different hand positions during manual chest compressions monitored with capnography
Resuscitation, 84 (9), 1203-7
PubMed 23499897

Rad AB, Eftestol T, Kvaloy JT, Ayala U, Kramer-Johansen J, Engan K (2013)
Probabilistic Classification Approaches for Cardiac Arrest Rhythm Interpretation during Resuscitation
COMPUT CARDIOL, 40, 125-128

Ruiz J, Alonso E, Aramendi E, Kramer-Johansen J, Eftestøl T, Ayala U, González-Otero D (2013)
Reliable extraction of the circulation component in the thoracic impedance measured by defibrillation pads
Resuscitation, 84 (10), 1345-52
PubMed 23747932

Ruiz J, Ayala U, Ruiz de Gauna S, Irusta U, González-Otero D, Alonso E, Kramer-Johansen J, Eftestøl T (2013)
Feasibility of automated rhythm assessment in chest compression pauses during cardiopulmonary resuscitation
Resuscitation, 84 (9), 1223-8
PubMed 23402965

Skogvoll E, Kramer-Johansen J (2013)
Publication of clinical trial protocols--what can we learn?
Scand J Trauma Resusc Emerg Med, 21, 12
PubMed 23453064

Publications 2011

Aramendi E, Ayala U, Irusta U, Alonso E, Eftestøl T, Kramer-Johansen J (2011)
Suppression of the cardiopulmonary resuscitation artefacts using the instantaneous chest compression rate extracted from the thoracic impedance
Resuscitation, 83 (6), 692-8
PubMed 22198092

Birkenes TS, Myklebust H, Neset A, Olasveengen TM, Kramer-Johansen J (2011)
Video analysis of dispatcher-rescuer teamwork-Effects on CPR technique and performance
Resuscitation, 83 (4), 494-9
PubMed 21982923

Kramer-Johansen J (2011)
Cardiopulmonary resuscitation or shock first--no answers yet?
Prehosp Emerg Care, 15 (4), 577-8; author reply 579-80
PubMed 21870948

Neset A, Birkenes TS, Furunes T, Myklebust H, Mykletun RJ, Odegaard S, Olasveengen TM, Kramer-Johansen J (2011)
A randomized trial on elderly laypersons' CPR performance in a realistic cardiac arrest simulation
Acta Anaesthesiol Scand, 56 (1), 124-31
PubMed 22092097

Publications 2010

Kramer-Johansen J, Pytte M, Tomlinson AE, Sunde K, Dorph E, Svendsen JV, Eriksen M, Strømme TA, Wik L (2010)
Mechanical chest compressions with trapezoidal waveform improve haemodynamics during cardiac arrest
Resuscitation, 82 (2), 213-8
PubMed 21093141

Neset A, Birkenes TS, Myklebust H, Mykletun RJ, Odegaard S, Kramer-Johansen J (2010)
A randomized trial of the capability of elderly lay persons to perform chest compression only CPR versus standard 30:2 CPR
Resuscitation, 81 (7), 887-92
PubMed 20418006

Publications 2009

Gundersen K, Kvaløy JT, Kramer-Johansen J, Steen PA, Eftestøl T (2009)
Development of the probability of return of spontaneous circulation in intervals without chest compressions during out-of-hospital cardiac arrest: an observational study
BMC Med, 7, 6
PubMed 19200355

Irusta U, Ruiz J, de Gauna SR, Eftestøl T, Kramer-Johansen J (2009)
A least mean-square filter for the estimation of the cardiopulmonary resuscitation artifact based on the frequency of the compressions
IEEE Trans Biomed Eng, 56 (4), 1052-62
PubMed 19150778

Kvaløy JT, Skogvoll E, Eftestøl T, Gundersen K, Kramer-Johansen J, Olasveengen TM, Steen PA (2009)
Which factors influence spontaneous state transitions during resuscitation?
Resuscitation, 80 (8), 863-9
PubMed 19525053

Neurauter A, Nysaether J, Kramer-Johansen J, Eilevstjønn J, Paal P, Myklebust H, Wenzel V, Lindner KH, Schmölz W, Pytte M, Steen PA, Strohmenger HU (2009)
Comparison of mechanical characteristics of the human and porcine chest during cardiopulmonary resuscitation
Resuscitation, 80 (4), 463-9
PubMed 19195761

Ødegaard S, Olasveengen T, Steen PA, Kramer-Johansen J (2009)
The effect of transport on quality of cardiopulmonary resuscitation in out-of-hospital cardiac arrest
Resuscitation, 80 (8), 843-8
PubMed 19477573

Publications 2008

Gundersen K, Kvaløy JT, Kramer-Johansen J, Olasveengen TM, Eilevstjønn J, Eftestøl T (2008)
Using within-patient correlation to improve the accuracy of shock outcome prediction for cardiac arrest
Resuscitation, 78 (1), 46-51
PubMed 18485562

Gundersen K, Nysaether J, Kvaløy JT, Kramer-Johansen J, Eftestøl T (2008)
Chest compression quality variables influencing the temporal development of ROSC-predictors calculated from the ECG during VF
Resuscitation, 80 (2), 177-82
PubMed 19059692

Neurauter A, Eftestøl T, Kramer-Johansen J, Abella BS, Wenzel V, Lindner KH, Eilevstjønn J, Myklebust H, Steen PA, Sterz F, Jahn B, Strohmenger HU (2008)
Improving countershock success prediction during cardiopulmonary resuscitation using ventricular fibrillation features from higher ECG frequency bands
Resuscitation, 79 (3), 453-9
PubMed 18954929

Odegaard S, Pillgram M, Berg NE, Olasveengen T, Kramer-Johansen J (2008)
Time used for ventilation in two-rescuer CPR with a bag-valve-mask device during out-of-hospital cardiac arrest
Resuscitation, 77 (1), 57-62
PubMed 18164533

Pytte M, Bendz B, Kramer-Johansen J, Eriksen M, Strømme TA, Eilevstjønn J, Brosstad F, Sunde K (2008)
Prearrest administration of low-molecular-weight heparin in porcine cardiac arrest: hemodynamic effects and resuscitability
Crit Care Med, 36 (3), 881-6
PubMed 18431276

Risdal M, Aase SO, Kramer-Johansen J, Eftestøl T (2008)
Automatic identification of return of spontaneous circulation during cardiopulmonary resuscitation
IEEE Trans Biomed Eng, 55 (1), 60-8
PubMed 18232347

Skogvoll E, Eftestøl T, Gundersen K, Kvaløy JT, Kramer-Johansen J, Olasveengen TM, Steen PA (2008)
Dynamics and state transitions during resuscitation in out-of-hospital cardiac arrest
Resuscitation, 78 (1), 30-7
PubMed 18406035

Steen PA, Kramer-Johansen J (2008)
Improving cardiopulmonary resuscitation quality to ensure survival
Curr Opin Crit Care, 14 (3), 299-304
PubMed 18467890

Publications 2007

Eilevstjønn J, Kramer-Johansen J, Sunde K (2007)
Shock outcome is related to prior rhythm and duration of ventricular fibrillation
Resuscitation, 75 (1), 60-7
PubMed 17467139

Gundersen K, Kvaløy JT, Kramer-Johansen J, Eftestøl T (2007)
Identifying approaches to improve the accuracy of shock outcome prediction for out-of-hospital cardiac arrest
Resuscitation, 76 (2), 279-84
PubMed 17767991

Kramer-Johansen J, Dorph E, Steen PA (2007)
Detection of carbon dioxide in expired air after oesophageal intubation; the role of bystander mouth-to-mouth ventilation
Acta Anaesthesiol Scand, 52 (1), 155-7
PubMed 17999713

Kramer-Johansen J, Edelson DP, Abella BS, Becker LB, Wik L, Steen PA (2007)
Pauses in chest compression and inappropriate shocks: a comparison of manual and semi-automatic defibrillation attempts
Resuscitation, 73 (2), 212-20
PubMed 17241734

Kramer-Johansen J, Edelson DP, Losert H, Köhler K, Abella BS (2007)
Uniform reporting of measured quality of cardiopulmonary resuscitation (CPR)
Resuscitation, 74 (3), 406-17
PubMed 17391831

Kramer-Johansen J, Eilevstjønn J, Olasveengen TM, Tomlinson AE, Dorph E, Steen PA (2007)
Transthoracic impedance changes as a tool to detect malpositioned tracheal tubes
Resuscitation, 76 (1), 11-6
PubMed 17719166

Neurauter A, Eftestøl T, Kramer-Johansen J, Abella BS, Sunde K, Wenzel V, Lindner KH, Eilevstjønn J, Myklebust H, Steen PA, Strohmenger HU (2007)
Prediction of countershock success using single features from multiple ventricular fibrillation frequency bands and feature combinations using neural networks
Resuscitation, 73 (2), 253-63
PubMed 17287063

Neurauter A, Kramer-Johansen J, Eilevstjønn J, Myklebust H, Wenzel V, Lindner KH, Eftestøl T, Steen PA, Strohmenger HU (2007)
Estimation of the duration of ventricular fibrillation using ECG single feature analysis
Resuscitation, 73 (2), 246-52
PubMed 17368907

Olasveengen TM, Tomlinson AE, Wik L, Sunde K, Steen PA, Myklebust H, Kramer-Johansen J (2007)
A failed attempt to improve quality of out-of-hospital CPR through performance evaluation
Prehosp Emerg Care, 11 (4), 427-33
PubMed 17907028

Olasveengen TM, Wik L, Kramer-Johansen J, Sunde K, Pytte M, Steen PA (2007)
Is CPR quality improving? A retrospective study of out-of-hospital cardiac arrest
Resuscitation, 75 (2), 260-6
PubMed 17560005

Pytte M, Dorph E, Sunde K, Kramer-Johansen J, Wik L, Steen PA (2007)
Arterial blood gases during basic life support of human cardiac arrest victims
Resuscitation, 77 (1), 35-8
PubMed 18035475

Ruiz de Gauna S, Ruiz J, Irusta U, Aramendi E, Eftestøl T, Kramer-Johansen J (2007)
A method to remove CPR artefacts from human ECG using only the recorded ECG
Resuscitation, 76 (2), 271-8
PubMed 17875356

Sunde K, Kramer-Johansen J, Pytte M, Steen PA (2007)
Predicting survival with good neurologic recovery at hospital admission after successful resuscitation of out-of-hospital cardiac arrest: the OHCA score
Eur Heart J, 28 (6), 773; author reply 773-4
PubMed 17314107

Ødegaard S, Kramer-Johansen J, Bromley A, Myklebust H, Nysaether J, Wik L, Steen PA (2007)
Chest compressions by ambulance personnel on chests with variable stiffness: abilities and attitudes
Resuscitation, 74 (1), 127-34
PubMed 17368692

Publications 2006

Edelson DP, Abella BS, Kramer-Johansen J, Wik L, Myklebust H, Barry AM, Merchant RM, Hoek TL, Steen PA, Becker LB (2006)
Effects of compression depth and pre-shock pauses predict defibrillation failure during cardiac arrest
Resuscitation, 71 (2), 137-45
PubMed 16982127

Kramer-Johansen J, Myklebust H, Wik L, Fellows B, Svensson L, Sørebø H, Steen PA (2006)
Quality of out-of-hospital cardiopulmonary resuscitation with real time automated feedback: a prospective interventional study
Resuscitation, 71 (3), 283-92
PubMed 17070980

Kramer-Johansen J, Sunde K, Pytte M, Wik L, Steen PA (2006)
Reconfirmation algorithms should be the standard of care in automated external defibrillators
Resuscitation, 70 (3), 474-5; author reply 475
PubMed 16875772

Pytte M, Kramer-Johansen J, Eilevstjønn J, Eriksen M, Strømme TA, Godang K, Wik L, Steen PA, Sunde K (2006)
Haemodynamic effects of adrenaline (epinephrine) depend on chest compression quality during cardiopulmonary resuscitation in pigs
Resuscitation, 71 (3), 369-78
PubMed 17023108

Tomlinson AE, Nysaether J, Kramer-Johansen J, Steen PA, Dorph E (2006)
Compression force-depth relationship during out-of-hospital cardiopulmonary resuscitation
Resuscitation, 72 (3), 364-70
PubMed 17141936

Publications 2005

Eftestøl T, Losert H, Kramer-Johansen J, Wik L, Sterz F, Steen PA (2005)
Independent evaluation of a defibrillation outcome predictor for out-of-hospital cardiac arrested patients
Resuscitation, 67 (1), 55-61
PubMed 16154680

Eilevstjønn J, Kramer-Johansen J, Eftestøl T, Stavland M, Myklebust H, Steen PA (2005)
Reducing no flow times during automated external defibrillation
Resuscitation, 67 (1), 95-101
PubMed 16154679

Kramer-Johansen J, Sunde K, Steen PA (2005)
Predicting outcome after cardiac arrest: two caveats
Resuscitation, 66 (1), 108-9; author reply 109-10
PubMed 15993739

Kramer-Johansen J, Wik L, Steen PA (2005)
Advanced cardiac life support before and after tracheal intubation--direct measurements of quality
Resuscitation, 68 (1), 61-9
PubMed 16325329

Wik L, Kramer-Johansen J, Myklebust H, Sørebø H, Svensson L, Fellows B, Steen PA (2005)
Quality of cardiopulmonary resuscitation during out-of-hospital cardiac arrest
JAMA, 293 (3), 299-304
PubMed 15657322

Publications 1997

Melsom MN, Kramer-Johansen J, Flatebø T, Müller C, Nicolaysen G (1997)
Distribution of pulmonary ventilation and perfusion measured simultaneously in awake goats
Acta Physiol Scand, 159 (3), 199-208
PubMed 9079150

Publications 1995

Melsom MN, Flatebø T, Kramer-Johansen J, Aulie A, Sjaastad OV, Iversen PO, Nicolaysen G (1995)
Both gravity and non-gravity dependent factors determine regional blood flow within the goat lung
Acta Physiol Scand, 153 (4), 343-53
PubMed 7618481