Geir Pedersen

Forsker - NORMENT part UiO
Bilde av Geir Pedersen
English version of this page
Mobiltelefon 91514708 915 14 708
Brukernavn
Besøksadresse Bygg 22 Kirkeveien 166 0407 OSLO
Postadresse OUS, Postboks 4956 Nydalen 0424 OSLO

Publikasjoner

Pedersen G, Arnevik E, Walderhaug E, Hummelen B & Wilberg T (2017). Psychometric Properties of the Severity Indices of Personality Problems (SIPP) in Two Samples: A Norwegian Community Sample and Clinical Samples of Patients With and Without Personality Disorders. European Journal of Psychological Assessment. DOI: 10.1027/1015-5759/a000436

Folmo EJ, Karterud S, Bremer K, Walther KL, Kvarstein EH & Pedersen G (2017). The design of the MBT-G adherence and quality scale. Scandinavian Journal of Psychology, 58, 341–349. DOI: 10.1111/sjop.12375

Pedersen G, Kvarstein EH & Wilberg T (2017). The Work and Social Adjustment Scale: Psychometric properties and validity among patients with personality disorders and traits. Personality and Mental Health. DOI: 10.1002/pmh.1382

Lagerberg TV, Aminoff SR, Aas M, Bjella T, Henry C, Leboyer M, Pedersen G, Bellivier F, Icick R, Andreassen OA, Etain B, Melle I. (2017). Alcohol use disorders are associated with increased affective lability in bipolar disorder. Journal of Affective Disorders, 208, 316-324. doi: 10.1016/j.jad.2016.09.062

Reas, D. L., Pedersen G., & Rø Ø. (2016). Impulsivity-related traits distinguish women with co-occurring bulimia nervosa in a psychiatric sample. International Journal of Eating Disorders, 49, 1093-1096. doi: 10.1002/eat.22606.

Karterud S, Pedersen G, Johansen M, Wilberg T, Davis K & Panksepp J (2016). Primary emotional traits in patients with personality disorders. Personality and Mental Health, DOI: 10.1002/pmh.1345

Eikenæs I, Pedersen G & Wilberg T (2015). Attachment styles in patients with avoidant personality disorder compared with social phobia. Psychology and Psychotherapy: Theory, Research and Practice, DOI:10.1111/papt.12075.

Pedersen G, Eikenæs I, Urnes Ø, Skulberg GM & Wilberg S (2015). Experiences in Close Relationships - Psychometric properties among patients with personality disorders. Personality and Mental Health, DOI 10.1002/pmh.1298.

Støre-Valen J, Ryum T, Pedersen G, Pripp AH, Jose PE & Karterud S (2015). Does a Web-Based Feedback Training Program Result in Improved Reliability in Clinicians’ Ratings of the Global Assessment of Functioning (GAF) Scale? Psychological Assessment. http://dx.doi.org/10.1037/pas0000086.

Reas DL, Pedersen G, Karterud S & Rø Ø. (2015). Self-Harm and Suicidal Behavior in Borderline Personality Disorder With and Without Bulimia Nervosa. Journal of Consulting and Clinical Psychology. http://dx.doi.org/10.1037/ccp0000014

Pedersen G, Urnes Ø, Kvarstein EH, Karterud S (2015). The three factors of the Psychoticism scale of SCL-90-R. Personality and Mental Health, doi: 10.1002/pmh.1278.

Hummelen, B., Pedersen, G., Wilberg, T., Karterud, S. (2015). Poor Validity of the DSM-IV Schizoid Personality Disorder Construct as a Diagnostic Category. Journal of Personality Disorders, 28, 1-13. doi: 10.1521/pedi_2014_28_159.

Aas, M., Pedersen, G., Henry, C., Bjella, T., Bellivier, F., Leboyer, M., Kahn, J-P., Cohen, R. F., Gard, S., Aminoff, S. R., Lagerberg, T. V., Andreassen, O. A., Melle, I., & Etain, B. (2015). Psychometric properties of the Affective Lability Scale (54 and 18-item version) in patients with bipolar disorder, first-degree relatives, and healthy controls. Journal of Affective Disorders, 172(1), 375–380.

Pedersen G, Selsbakk JM, Theresa W & Sigmund K (2014). Testing Different Versions of the Affective Neuroscience Personality Scales in a Clinical Sample. PLoSONE 9(10): e109394. doi:10.1371/journal.pone.0109394.

Nøkleby H, Pedersen G & Skårderud S (2014). Symptoms of eating disorders among females in drug addiction treatment. Journal of Social Work Practice in the Addictions, 14, 225-238.

Pedersen G (2014). Global funksjonsskåring er like aktuelt etter siste versjon av diagnosesystemet DSM. Tidsskrift for Den norske legeforening, 9(134), 916–917.

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

Kvarstein, E.H., 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? Psychology and Psychotherapy: Theory, Research and Practice, DOI:10.1111/papt.12036

Pedersen G, Tybring-Petersen K, Tønder M, Arnestad TB, Møller AC & Øya T (2013). Spørreskjema for måling av kroppsopplevelse. Tidsskrift for Norsk Psykologforening, 50, 992-998.

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. International Journal of Eating Disorders, 7, 277–287. DOI 10.1002/pmh.1234

Pedersen G, Karterud S, Hummelen B & Wilberg T (2013). The impact of extended longitudinal observation on the assessment of personality disorders. Personality and Mental Health, doi: 10.1002/pmh.1234.

Karterud S, Pedersen G, Engen M, Johansen MS, Johansson P, Urnes Ø, Wilberg T & Bateman A (2012). The MBT adherence and Competence Scale (MBT-ACS): Development, structure and reliability. Psychotherapy Research, 23(6), 705-717. DOI: 10.1080/10503307.2012.708795.

Paap MCS, Meijer RR, Cohen-Kettenis PT, Richter-Appelt H, de Cuypere G, Kreukels BPC, Pedersen G, Karterud S, Malt UF & Haraldsen I (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 Research, 200(2-3):819-826. DOI: 10.1016/j.psychres.2012.03.012.

Hummelen B, Pedersen G & Karterud S (2012). Some suggestions for the DSM-5 schizotypal personality disorder construct. Comprehensive Psychiatry, 53(4), 341-349.

Pedersen G & Karterud S (2012). The symptom and function dimensions of the Global Assessment of Functioning (GAF) scale. Comprehensive Psychiatry, 53(3), 292-298.

Paap MCS, Meijer RR, van Bebber J, Pedersen G, Karterud S, Hellem F & Haraldsen IR (2011). A study of the dimensionality and measurement precision of the SCL-90-R using Item Response Theory. International Journal of Methods in Psychiatric Research, 20(3), e39–e55.

Karterud S, Øyen M & Pedersen G (2011). Validity aspects of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, narcissistic personality disorder construct. Comprehensive Psychiatry, 52(5), 517–526.

Pedersen G, Hagtvet KA & Karterud S (2011). Interpersonal Problems: Self-Therapist Agreement and Therapist Consensus. Journal of Clinical Psychology, 67(3), 308-317.

Rossberg JI, Karterud S, Pedersen G & Friis S (2010). Psychiatric symptoms and countertransference feelings: An empirical investigation. Psychiatry Research, 178(1), 191-195.

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

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. Nordic Journal of Psychiatry, 64(2), 115-122.

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? Comprehansive Psychiatry, 50(6), 533-541.

Wilberg T, Karterud S, Pedersen G & Urnes Ø (2009). The impact of avoidant personality disorder on psychosocial impairment is substantial. Nordic Journal of Psychiatry, 63, 390-396.

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. The Journal of Nervous and Mental Disease, 197(3), 187–195.

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. Nordic Journal of Psychiatry, 63(1), 57-63.

Pedersen G (2008). Psychological assessments in clinical settings: Evaluation and clinical utility of psychometric measures for the treatment of patients with personality disorders. Doktoravhandling, Psykologisk institutt, Universitetet i Oslo.

Rossberg JI, Karterud S, Pedersen G & Friis S. (2008). Specific Personality Traits Evoke Different Countertransference Reactions: An Empirical Study. Journal of Nervous and Mental disease, 196(9), 702-708.

Hummelen B, Wilberg T, Pedersen G & Karterud S (2008). The Quality of the DSM-IV Obsessive-Compulsive Personality Disorder Construct as a Prototype Category. Journal of Nervous & Mental Disease, 196(6), 446-455.

Wilberg T, Hummelen B, Pedersen G & Karterud S (2008). A study of patients with personality disorder not otherwise specified. Comprehensive Psychiatry, 49(5), 460-468.

Halsteinli V, Pedersen G & Karterud S (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), 255–265.

Pedersen G & Karterud S (2007). Associations between patient characteristics and ratings of treatment milieu. Nordic Journal of Psychiatry, 61(4), 271-278.

Hummelen B, Wilberg T, Pedersen G & Karterud S (2007). The relationship between avoidant personality disorder and social phobia. Comprehensive Psychiatry, 48(4), 348-356.

Rossberg JI, Karterud S, Pedersen G & Friis S (2007). An empirical study of countertransference reactions toward patients with personality disorders. Comprehensive Psychiatry, 48(3), 225– 230.

Pedersen G, Hagtvet KA & Karterud S (2007). Generalizability studies of the Global assessment of functioning (GAF) - Split version. Comprehensive Psychiatry. 48(1), 88– 94.

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. Comprehensive Psychiatry, 47(6), 456-62.

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. Comprehensive Psychiatry, 47(5), 376-83.

Kvarstein E, Karterud S & Pedersen G (2004). Treatment course of the most severe borderline patients in the Norwegian Network of Psychotherapeutic Day Hospitals. Therapeutic Communities, 25(2), 120-130.

Pedersen G & Karterud S (2004). Is SCL-90R helpful for the clinician in assessing DSM-IV symptom disorders? Acta Psyciatrica Scandinavica, 110(3), 215-224.

Karterud S & Pedersen G (2004). Short-term day dospital treatment for personality disorders: Benefits of the therapeytic components. Therapeutic Communities, 25(1), 43-54.

Johansen M, Karterud S, Pedersen G, Gude T & Falkum E (2004). An investigation of the prototype validity of the borderline DSM-IV criteria. Acta Psyciatrica Scandinavica, 109(4), 289-298.

Karterud S, Pedersen G & Urnes Ø (2004). Research on the Norwegian TC Network. In Lees J, Manning N, Menzies D & Morant N (eds) A culture of enquiry. Research evidence and the Therapeutic Communities, London: Jessica Kingsley Publications.

Pedersen G & Karterud S (2002). Ward Atmosphere Scale for Therapeutic Programs (WAS-TP): Psychometric properties and clinical benefits. Therapeutic Communities, 23(4), 261-269.

Wilberg T, Karterud S, Pedersen G, Urnes Ø, Irion T, Brabrand J, Haavaldsen G, Leirvåg H, Johnsen K, Andreasen H, Hedmark H & Stubhaug B (2003). Outpatient group psychotherapy following day treatment of patients with personality disorders. Journal of Personality Disorders, 17(6), 510-521.

Karterud S, Pedersen G, Bjordal E, Brabrand J, Friis S, Haaseth Ø, Haavaldsen G, Irion T, Leirvåg H, Tørum E & Urnes Ø (2003).  Day hospital treatment of patiemts with personality disorders. Experiences from a Norwegian treatment research network. Journal of Personality Disorders, 17(2), 173-193.

Pedersen G (2002). Norsk revidert versjon av Inventory of Interpersonal Problems - Circumplex (IIP-C). Tidsskrift for Norsk Psykologforening, 39(1), 25-34.

Karterud S, Urnes, Ø & Pedersen G (red), (2001). Personlighetsforstyrrelser. Forståelse, evaluering, kombinert gruppebehandling. Oslo: Pax Forlag.

Wilberg T, Urnes Ø, Friis S, Pedersen G & Karterud S (1999). Borderline and Avoidant Personality Disorders and the Five-Factor Model of Personality: A Comparison of DSM-IV Diagnoses and NEO-PI-R. Journal of Personality Disorder, 13(3), 226-240.

Wilberg T, Urnes Ø, Friis S, Irion T, Pedersen G & Karterud S (1999). One-Year Follow-Up of Day Treatment for Poorly Functioning Patients With Personality Disorders. Psychiatric Services, 50(19), 1326-1330.

Wilberg T, Karterud S, Urnes Ø, Pedersen G & Friis S (1998). Outcomes of poorly functioning patients with personality disorders in a day treatment program. Psychiatric Services, 49(11), 1462-1467.

Wilberg T, Karterud S, Pedersen G, Friis S, Brabrand J, Falkum LR, Leirvåg H & Urnes Ø (1998). Quality assurance of psychiatric day hospital treatment. III: Health Care System Level. Nordisk Psykiatrisk Tidsskrift, 52(5), 431-439.

Karterud S, Wilberg T, Pedersen G, Friis S, Irion T & Urnes Ø (1998). Quality assurance of psychiatric day hospital treatment. II: Ward level. Nordisk Psykiatrisk Tidsskrift, 52(4), 327-335.

Urnes Ø, Karterud S, Pedersen G, Irion T & Wilberg T (1998). Quality assurance of psychiatric day hospital treatment. I: Individual level. Nordisk Psykiatrisk Tidsskrift, 52(3), 251-262.

Karterud S, Pedersen G, Friis S, Urnes Ø, Irion T, Brabrand J, Leirvåg H & Falkum LR (1998).  The norwegian network of psychotherapeutic day hospitals. Therapeutic Communities, 1(19), 15-28.

Publisert 11. des. 2013 09:31 - Sist endret 20. okt. 2017 08:32

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