Geir Pedersen
Phone: 915 14 708

Publications 2017

Smith L, Jensen A, Pedersen G (2017)
Investigation of breaking and non-breaking solitary waves and measurements of swash zone dynamics on a 5 degrees beach
Coast. Eng., 120, 38-46

Publications 2016

Hauge R, Pedersen G, Kolltveit E (2016)
Fish finding with autonomous surface vehicles for the pelagic fisheries

Karterud S, Pedersen G, Johansen M, Wilberg T, Davis K, Panksepp J (2016)
Primary emotional traits in patients with personality disorders
Personal Ment Health, 10 (4), 261-273
PubMed 27257161

Kubilius R, Pedersen G (2016)
Relative acoustic frequency response of induced methane, carbon dioxide and air gas bubble plumes, observed laterally
J Acoust Soc Am, 140 (4), 2902
PubMed 27794353

Lagerberg TV, Aminoff SR, Aas M, Bjella T, Henry C, Leboyer M, Pedersen G, Bellivier F, Icick R, Andreassen OA, Etain B, Melle I (2016)
Alcohol use disorders are associated with increased affective lability in bipolar disorder
J Affect Disord, 208, 316-324
PubMed 27810713

Lovholt F, Pedersen G, Harbitz CB (2016)
Tsunami-Genesis Due to Retrogressive Landslides on an Inclined Seabed
ADV NAT TECH HAZ RES, 41, 569-578

Reas DL, Pedersen G, Rø Ø (2016)
Impulsivity-related traits distinguish women with co-occurring bulimia nervosa in a psychiatric sample
Int J Eat Disord, 49 (12), 1093-1096
PubMed 27567004

Publications 2015

Eikenaes I, Pedersen G, Wilberg T (2015)
Attachment styles in patients with avoidant personality disorder compared with social phobia
Psychol Psychother, 89 (3), 245-60
PubMed 26332087

Hauge R, Mosland EN, Hellevang JO, Lied G, Klepsvik I, Adland F, Pedersen G, Kolltveit E, Peddie D (2015)
Development and Evaluation of a Forward-looking Acoustic Camera for Opaque Media Tested at High Temperature and High Pressure

Pedersen G, Eikenæs I, Urnes Ø, Skulberg GM, Wilberg T (2015)
Experiences in Close Relationships – Psychometric properties among patients with personality disorders
Personal Ment Health, 9 (3), 208-19
PubMed 26033784

Publications 2014

Antonsen BT, Klungsøyr O, Kamps A, Hummelen B, Johansen MS, Pedersen G, Urnes O, Kvarstein EH, Karterud S, Wilberg T (2014)
Step-down versus outpatient psychotherapeutic treatment for personality disorders: 6-year follow-up of the Ullevål personality project
BMC Psychiatry, 14, 119
PubMed 24758722

Hummelen B, Pedersen G, Wilberg T, Karterud S (2014)
Poor Validity of the DSM-IV Schizoid Personality Disorder Construct as a Diagnostic Category
J Pers Disord, 29 (3), 334-46
PubMed 25248009

Kvarstein EH, Pedersen G, Urnes Ø, Hummelen B, Wilberg T, Karterud S (2014)
Changing from a traditional psychodynamic treatment programme to mentalization-based treatment for patients with borderline personality disorder--does it make a difference?
Psychol Psychother, 88 (1), 71-86
PubMed 25045028

Pedersen G, Selsbakk JM, Theresa W, Sigmund K (2014)
Testing different versions of the Affective Neuroscience Personality Scales in a clinical sample
PLoS One, 9 (10), e109394
PubMed 25289939

Pedersen G, Urnes Ø, Kvarstein EH, Karterud S (2014)
The three factors of the psychoticism scale of SCL-90-R
Personal Ment Health, 10 (3), 244-55
PubMed 25475425

Reas DL, Pedersen G, Karterud S, Rø Ø (2014)
Self-harm and suicidal behavior in borderline personality disorder with and without bulimia nervosa
J Consult Clin Psychol, 83 (3), 643-8
PubMed 25495360

Aas M, Pedersen G, Henry C, Bjella T, Bellivier F, Leboyer M, Kahn JP, Cohen RF, Gard S, Aminoff SR, Lagerberg TV, Andreassen OA, Melle I, Etain B (2014)
Psychometric properties of the Affective Lability Scale (54 and 18-item version) in patients with bipolar disorder, first-degree relatives, and healthy controls
J Affect Disord, 172, 375-80
PubMed 25451440

Publications 2013

Macaulay GJ, Peña H, Fässler SM, Pedersen G, Ona E (2013)
Accuracy of the Kirchhoff-approximation and Kirchhoff-ray-mode fish swimbladder acoustic scattering models
PLoS One, 8 (5), e64055
PubMed 23691146

Reas DL, Rø Ø, Karterud S, Hummelen B, Pedersen G (2013)
Eating disorders in a large clinical sample of men and women with personality disorders
Int J Eat Disord, 46 (8), 801-9
PubMed 23983043

Publications 2012

Karterud S, Pedersen G, Engen M, Johansen MS, Johansson PN, Schlüter C, Urnes O, Wilberg T, Bateman AW (2012)
The MBT Adherence and Competence Scale (MBT-ACS): development, structure and reliability
Psychother Res, 23 (6), 705-17
PubMed 22916991

Paap MC, Meijer RR, Cohen-Kettenis PT, Richter-Appelt H, de Cuypere G, Kreukels BP, Pedersen G, Karterud S, Malt UF, Haraldsen IR (2012)
Why the factorial structure of the SCL-90-R is unstable: comparing patient groups with different levels of psychological distress using Mokken Scale Analysis
Psychiatry Res, 200 (2-3), 819-26
PubMed 22494703

Publications 2011

Hummelen B, Pedersen G, Karterud S (2011)
Some suggestions for the DSM-5 schizotypal personality disorder construct
Compr Psychiatry, 53 (4), 341-9
PubMed 21741634

Pedersen G, Karterud S (2011)
The symptom and function dimensions of the Global Assessment of Functioning (GAF) scale
Compr Psychiatry, 53 (3), 292-8
PubMed 21632038

Paap MC, Meijer RR, Van Bebber J, Pedersen G, Karterud S, Hellem FM, Haraldsen IR (2011)
A study of the dimensionality and measurement precision of the SCL-90-R using item response theory
Int J Methods Psychiatr Res, 20 (3), e39-55
PubMed 21812065

Publications 2010

Karterud S, Øien M, Pedersen G (2010)
Validity aspects of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, narcissistic personality disorder construct
Compr Psychiatry, 52 (5), 517-26
PubMed 21193181

Leirvåg H, Pedersen G, Karterud S (2010)
Long-term continuation treatment after short-term day treatment of female patients with severe personality disorders: Body awareness group therapy versus psychodynamic group therapy
Nord J Psychiatry, 64 (2), 115-22
PubMed 20392134

Pedersen G, Karterud S (2010)
Using measures from the SCL-90-R to screen for personality disorders
Personal. Ment. Health, 4 (2), 121-132

Rossberg JI, Karterud S, Pedersen G, Friis S (2010)
Psychiatric symptoms and countertransference feelings: an empirical investigation
Psychiatry Res, 178 (1), 191-5
PubMed 20452056

Publications 2009

Falkum E, Pedersen G, Karterud S (2009)
Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, paranoid personality disorder diagnosis: a unitary or a two-dimensional construct?
Compr Psychiatry, 50 (6), 533-41
PubMed 19840591

Karterud S, Arefjord N, Andresen NE, Pedersen G (2009)
Substance use disorders among personality disordered patients admitted for day hospital treatment. Implications for service developments
Nord J Psychiatry, 63 (1), 57-63
PubMed 19172500

Patel R, Pedersen G, Ona E (2009)
Inferring the acoustic dead-zone volume by split-beam echo sounder with narrow-beam transducer on a noninertial platform
J Acoust Soc Am, 125 (2), 698-705
PubMed 19206847

Wilberg T, Karterud S, Pedersen G, Urnes Ø (2009)
The impact of avoidant personality disorder on psychosocial impairment is substantial
Nord J Psychiatry, 63 (5), 390-6
PubMed 19333817

Wilberg T, Karterud S, Pedersen G, Urnes Ø, Costa PT (2009)
Nineteen-month stability of Revised NEO Personality Inventory domain and facet scores in patients with personality disorders
J Nerv Ment Dis, 197 (3), 187-95
PubMed 19282686

Publications 2008

Halsteinli V, Karterud S, Pedersen G (2008)
When costs count: the impact of staff size, skill mix and treatment intensity on patient outcome for psychotherapeutic day treatment programmes
Health Policy, 86 (2-3), 255-65
PubMed 18083268

Hummelen B, Wilberg T, Pedersen G, Karterud S (2008)
The quality of the DSM-IV obsessive-compulsive personality disorder construct as a prototype category
J Nerv Ment Dis, 196 (6), 446-55
PubMed 18552621

Rossberg JI, Karterud S, Pedersen G, Friis S (2008)
Specific personality traits evoke different countertransference reactions: an empirical study
J Nerv Ment Dis, 196 (9), 702-8
PubMed 18791432

Wilberg T, Hummelen B, Pedersen G, Karterud S (2008)
A study of patients with personality disorder not otherwise specified
Compr Psychiatry, 49 (5), 460-8
PubMed 18702931

Publications 2007

Hummelen B, Wilberg T, Pedersen G, Karterud S (2007)
The relationship between avoidant personality disorder and social phobia
Compr Psychiatry, 48 (4), 348-56
PubMed 17560956

Pedersen G, Karterud S (2007)
Associations between patient characteristics and ratings of treatment milieu
Nord J Psychiatry, 61 (4), 271-8
PubMed 17763120

Rossberg JI, Karterud S, Pedersen G, Friis S (2007)
An empirical study of countertransference reactions toward patients with personality disorders
Compr Psychiatry, 48 (3), 225-30
PubMed 17445515

Publications 2006

Gude T, Karterud S, Pedersen G, Falkum E (2006)
The quality of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition dependent personality disorder prototype
Compr Psychiatry, 47 (6), 456-62
PubMed 17067868

Hummelen B, Wilberg T, Pedersen G, Karterud S (2006)
An investigation of the validity of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition avoidant personality disorder construct as a prototype category and the psychometric properties of the diagnostic criteria
Compr Psychiatry, 47 (5), 376-83
PubMed 16905400

Pedersen G, Hagtvet KA, Karterud S (2006)
Generalizability studies of the Global Assessment of Functioning-Split version
Compr Psychiatry, 48 (1), 88-94
PubMed 17145287

Publications 2003

Karterud S, Pedersen G, Bjordal E, Brabrand J, Friis S, Haaseth O, Haavaldsen G, Irion T, Leirvåg H, Tørum E, Urnes O (2003)
Day treatment of patients with personality disorders: experiences from a Norwegian treatment research network
J Pers Disord, 17 (3), 243-62
PubMed 12839103

Wilberg T, Karterud S, Pedersen G, Urnes O, Irion T, Brabrand J, Haavaldsen G, Leirvåg H, Johnsen K, Andreasen H, Hedmark H, Stubbhaug B (2003)
Outpatient group psychotherapy following day treatment for patients with personality disorders
J Pers Disord, 17 (6), 510-21
PubMed 14744077