Publications by authors named "Geir Pedersen"

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Metacognitive Interpersonal Therapy in Group for Avoidant Personality Disorder-A Comparison With Best Available Practice.
Siri Omvik, Arnheid Kvamme, Jörg Assmus, Elfrida Kvarstein, Geir Pedersen

Clin Psychol Psychother· September 2025

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Zooplankton mortality and distribution around a seismic survey.
Emilie Hernes Vereide, Anne Christine Utne-Palm, Josefin Titelman, Geir Pedersen, Espen Strand

Sci Rep· September 2025

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An Investigation of Longitudinal Measurement Invariance and Item Response Theory Analysis of the LPFS-BF 2.0 in a Large Clinical Norwegian Sample.
Muirne C S Paap, Sebastian A J Lortz, Benjamin Hummelen, Jane Fjermestad-Noll, Elfrida H Kvarstein, Geir Pedersen

Personal Ment Health· August 2025

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Genome-wide association study of borderline personality disorder identifies 11 loci and highlights shared risk with mental and somatic disorders.
Fabian Streit, Swapnil Awasthi, Alisha Sm Hall, Alice Braun, Maria Niarchou, Ole Bv Pedersen, Geir Pedersen

medRxiv· August 2025

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Revisiting the structure of Diagnostic and Statistical Manual of Mental Disorders, fifth edition, Section II personality disorder criteria using individual participant data meta-analysis.
Steffen Müller, Ulrich Schroeders, Nathan Bachrach, Cord Benecke, Lara Cuevas, Geir Pedersen

Personal Disord· July 2025

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Improvement of alexithymia in patients treated in mental health services for personality disorders: a longitudinal, observational study.
Hanna Sayar, Theresa Wilberg, Ingeborg Ulltveit-Moe Eikenæs, Andreas Ekberg, Kai Leitemo, Geir Pedersen

Front Psychiatry· March 2025

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Personality disorders: the impact of severity on societal costs.
Carl-Aksel Sveen, Geir Pedersen, Benjamin Hummelen, Elfrida Hartveit Kvarstein

Eur Arch Psychiatry Clin Neurosci· February 2025

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The societal costs of avoidant personality disorder.
Carl-Aksel Sveen, Geir Pedersen, Theresa Wilberg, Elfrida Hartveit Kvarstein

Personal Ment Health· February 2025

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Pain prevalence rates and the mediating role of negative affect in adults referred to personality disorder treatment: A cross-sectional study.
Fillip Ferreira Eikeseth, Geir Pedersen, Benjamin Hummelen, Stefan Sütterlin, Audun Stubhaug

J Pain· January 2025

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Countertransference, alliance, and outcome in the treatment of patients with personality disorder: a longitudinal naturalistic study.
Randi Breivik Øvstebø, Geir Pedersen, Theresa Wilberg, Jan Ivar Røssberg, Hanne-Sofie Johnsen Dahl

Front Psychiatry· December 2024

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Evaluation of health services and treatment alliance among extensively hospitalized patients due to severe self-harm - results from the Extreme Challenges project.
Tuva Langjord, Geir Pedersen, Tone Bovim, Kjetil Bremer, Tore Buer Christensen

Nord J Psychiatry· October 2024

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Corrigendum: Minding mentalizing - convergent validity of the Mentalization Breakdown Interview.
Dag Anders Ulvestad, Merete Selsbakk Johansen, Elfrida Hartveit Kvarstein, Geir Pedersen, Theresa Wilberg

Front Psychiatry· August 2024

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Pulse duration, frequency band, and sweep direction effects on crosstalk in wideband backscattering measurements.
Babak Khodabandeloo, Geir Pedersen, Tonje Nesse Forland, Rolf Korneliussen

J Acoust Soc Am· July 2024

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Minding mentalizing - convergent validity of the Mentalization Breakdown Interview.
Dag Anders Ulvestad, Merete Selsbakk Johansen, Elfrida Hartveit Kvarstein, Geir Pedersen, Theresa Wilberg

Front Psychiatry· June 2024

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Evaluating the Construct Validity of the Norwegian Version of the Level of Personality Functioning Scale - Brief Form 2.0 in a Large Clinical Sample.
Muirne C S Paap, Geir Pedersen, Elfrida Kvarstein, Benjamin Hummelen

J Pers Assess· December 2023

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Mental health disorders, functioning and health-related quality of life among extensively hospitalized patients due to severe self-harm - results from the Extreme Challenges project.
Tuva Langjord, Geir Pedersen, Tone Bovim, Tore Buer Christensen, Ingeborg Ulltveit-Moe Eikenæs

Front Psychiatry· October 2023

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The Norwegian network for personality disorders - development, contributions and challenges through 30 years.
Geir Pedersen, Theresa Wilberg, Benjamin Hummelen, Elfrida Hartveit Kvarstein

Nord J Psychiatry· July 2023

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Avoidant and borderline personality disorder patients during the first Covid-19 wave in Norway - a survey-based comparison of therapy changes and patients' accommodations.
Kjell-Einar Zahl, Geir Pedersen, Ingeborg Ulltveit-Moe Eikenaes, Line Indrevoll Stänicke, Theresa Wilberg

Nord J Psychiatry· May 2023

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A borderline focused Reflective Functioning measure - Interrater reliability of the Mentalization Breakdown Interview.
Dag Anders Ulvestad, Merete Selsbakk Johansen, Elfrida Hartveit Kvarstein, Geir Pedersen, Theresa Wilberg

Nord J Psychiatry· May 2023

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Combined group and individual therapy for patients with avoidant personality disorder-A pilot study.
Theresa Wilberg, Geir Pedersen, Kjetil Bremer, Merete Selsbakk Johansen, Elfrida Hartveit Kvarstein

Front Psychiatry· May 2023

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Improvement of personality functioning among people treated within personality disorder mental health services. A longitudinal, observational study.
Elfrida H Kvarstein, Mathias Frøyhaug, Mona S Pettersen, Sara Carlsen, Andreas Ekberg, Geir A F Pedersen

Front Psychiatry· May 2023

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Environmental Transformations Enhancing Dignity in an Acute Psychiatric Ward: Outcome of a User-Driven Service Design Project.
Ann Faerden, Christine Rosenqvist, Mats Håkansson, Eline Strøm-Gundersen, Åshild Stav, Geir Pedersen

HERD· April 2023

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Taxonomical classification of reef fish with broadband backscattering models and machine learning approaches.
Camilo Roa, Geir Pedersen, Michael Bollinger, Christopher Taylor, Kevin M Boswell

J Acoust Soc Am· August 2022

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