Blar i Institutt for psykologi på forfatter "Hagen, Kristen"
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A randomized controlled trial of concentrated ERP, self-help and waiting list for obsessive- compulsive disorder: The Bergen 4-Day Treatment
Launes, Gunvor; Hagen, Kristen; Sunde, Tor; Øst, Lars Gøran; Klovning, Ingrid; Laukvik, Inger Lill; Himle, Joseph A.; Solem, Stian; Hystad, Sigurd William; Hansen, Bjarne; Kvale, Gerd (Journal article; Peer reviewed, 2019)Background: The Bergen 4-day treatment (B4DT) is a concentrated exposure-based treatment for patients with Obsessive-Compulsive Disorder (OCD) delivered during four consecutive days. The B4DT has in a number of effectiveness ... -
The Bergen 4-Day Treatment (B4DT) for Obsessive-Compulsive Disorder: Outcomes for Patients Treated After Initial Waiting List or Self-Help Intervention
Launes, Gunvor; Hagen, Kristen; Öst, Lars Gøran; Solem, Stian; Hansen, Bjarne; Kvale, Gerd (Peer reviewed; Journal article, 2020)The Bergen 4-day treatment (B4DT) for obsessive-compulsive disorder (OCD) was recently tested in a randomized controlled trial, where the results showed that the B4DT was more effective than a self-help intervention (SH) ... -
The Bergen 4-day treatment for panic disorder: implementation in a rural clinical setting
Eide, Thorstein Olsen; Hjelle, Kay Morten; Sætre, Ida Ueland; Solem, Stian; Olsen, Thorbjørn; Skøld, Rolf Olof; Kvale, Gerd; Hansen, Bjarne Kristian Aaslie; Hagen, Kristen (Journal article; Peer reviewed, 2023)Introduction The Bergen 4-Day Treatment (B4DT) is a concentrated treatment with individually tailored exposure exercises. The format has shown promising results in the treatment of panic disorder. Aim The aim of the ... -
The Bergen 4-day treatment for panic disorder: replication and implementation in a new clinic
Iversen, Hanne Moe; Eide, Thorstein Olsen; Harvold, Mathea; Solem, Stian; Kvale, Gerd; Hansen, Bjarne Kristian Aaslie; Hagen, Kristen (Peer reviewed; Journal article, 2022)Background Bergen 4-day treatment (B4DT) is a concentrated exposure-based treatment (cET), where the patient receives concentrated, individually tailored cognitive behavioral therapy (CBT) during four consecutive days. ... -
Cessation of Deliberate Self-Harm Behavior in Patients With Borderline Personality Traits Treated With Outpatient Dialectical Behavior Therapy
Westad, Yngvill Ane Stokke; Hagen, Kristen; Jonsbu, Egil; Solem, Stian (Peer reviewed; Journal article, 2021)The first aim of the study was to identify when deliberate self-harm (DSH) behavior ceased in patients with borderline symptoms undergoing dialectical behavioral treatment (DBT). The second aim was to compare patients who ... -
Changes in contamination-related obsessions and compulsions during the COVID-19 pandemic: A Norwegian longitudinal study
Grøtte, Torun; Hagen, Kristen; Eid, Jarle; Kvale, Gerd; Hellard, Stephanie Francoise Claire Le; Solem, Stian (Peer reviewed; Journal article, 2022)Background Early stages of the COVID-19 pandemic have been associated with increasing obsessive-compulsive symptoms (OCS), but less is known regarding these symptoms’ long-term trajectories. The aim of this study was ... -
Changes in mental health symptoms from April (COVID-19 outbreak) to December 2020 in Norway: A two-wave study
Hagen, Kristen; Solem, Stian; Stavrum, Anne-Kristin Støbakk; Eid, Jarle; Kvale, Gerd; Samdal, Oddrun; Hellard, Stephanie Francoise Claire Le (Peer reviewed; Journal article, 2023)The main objective of the study was to investigate changes in mental health symptoms from the start of the pandemic in Norway (April) to December 2020. A total of 6017 participants completed an assessment of the survey at ... -
Cohort Profile: COVIDMENT: COVID-19 cohorts on mental health across six nations
Unnarsdóttir, Anna Bára; Lovik, Anikó; Fawns-Ritchie, Chloe; Ask, Helga; Kõiv, Kadri; Hagen, Kristen; Didriksen, Maria; Christoffersen, Lea Arregui Nordahl; Garðarsson, Alexander Berg; McIntosh, Andrew; Kähler, Anna K.; Campbell, Archie; Hauksdóttir, Arna; Erikstrup, Christian; Mikkelsen, Dorte Helenius; Altschul, Drew; Thordardottir, Edda Bjork; Frans, Emma Maria; Kvale, Gerd; Tómasson, Gunnar; Kariis, Hanna Maria; Jónsdóttir, Harpa Lind; Rúnarsdóttir, Harpa; Magnúsdóttir, Ingibjörg; Eid, Jarle; Jakobsdóttir, Jóhanna; Nielsen, Kaspar René; Kaspersen, Kathrine Agergård; Milani, Lili; Trogstad, Lill-Iren Schou; Yi, Lu; Bruun, Mie Topholm; Sullivan, Patrick F.; Magnus, Per Minor; Shen, Qing; Nesvåg, Ragnar; Brandlistuen, Ragnhild Eek; Mägi, Reedik; Ostrowski, Sisse Rye; Løkhammer, Solveig; Solem, Stian; Reichborn-Kjennerud, Ted; Hansen, Thomas Folkmann; Werge, Thomas; Aspelund, Thor; Porteous, David J.; Fang, Fang; Lehto, Kelli; Andreassen, Ole; Pedersen, Ole Birger Vesterager; Hellard, Stephanie Francoise Claire Le; Valdimarsdóttir, Unnur Anna (Journal article; Peer reviewed, 2021)Key features • COVIDMENT [www.covidment.is] is a NordForsk-funded research collaboration across six nations, with the overarching aim to significantly advance current knowledge on mental morbidity trajectories associated ... -
Digital cognitive-behavioural therapy for insomnia compared with digital patient education about insomnia in individuals referred to secondary mental health services in Norway: Protocol for a multicentre randomised controlled trial
Kallestad, Håvard; Saksvik, Simen Berg; Vedaa, Øystein; Langsrud, Knut; Morken, Gunnar; Lydersen, Stian; Simpson, Melanie Rae; Dørheim, Signe Karen; Holmøy, Bjørn; Germans Selvik, Sara; Hagen, Kristen; Stiles, Tore C; Harvey, Allison G.; Ritterband, Lee M.; Sivertsen, Børge; Scott, Janine Linda (Peer reviewed; Journal article, 2021)Introduction Insomnia is highly prevalent in outpatients receiving treatment for mental disorders. Cognitive–behavioural therapy for insomnia (CBT-I) is a recommended first-line intervention. However, access is limited and ... -
Does Concentrated Exposure Treatment for Obsessive-Compulsive Disorder Improve Insomnia Symptoms? Results From a Randomized Controlled Trial
Hagen, Kristen; Nordahl, Håkon; Launes, Gunvor; Kvale, Gerd; Öst, Lars Gøran; Hystad, Sigurd; Hansen, Bjarne; Solem, Stian (Peer reviewed; Journal article, 2021)Insomnia is a substantial problem in patients with obsessive-compulsive disorder (OCD). There is, however, a lack of studies investigating changes in concurrent symptoms of insomnia in OCD after concentrated treatment. A ... -
Is sensory processing sensitivity related to treatment outcome in concentrated exposure and response prevention treatment for obsessive-compulsive disorder?
Holm, Silje Elisabeth Hasmo; Hansen, Bjarne; Kvale, Gerd; Eilertsen, Thomas; Hagen, Kristen; Solem, Stian (Peer reviewed; Journal article, 2019)It has been debated whether concentrated exposure and response prevention (ERP) is too difficult to tolerate for some patients. This report therefore uses quality assurance data looking into whether sensory processing ... -
Mental health symptoms during the first months of the COVID-19 outbreak in Norway: A cross-sectional survey study
Hagen, Kristen; Solem, Stian; Stavrum, Anne-Kristin Støbakk; Eid, Jarle; Kvale, Gerd; Samdal, Oddrun; Hellard, Stephanie Francoise Claire Le (Peer reviewed; Journal article, 2021)Background: The COVID-19 pandemic has led to major social and economic changes that could impact public mental health. The main aim of the current study was to investigate mental health in Norway during the COVID-19 outbreak ... -
Obsessive-compulsive disorder (OCD) in patients with first- episode psychosis (FEP): A prospective study
Hagen, Kristen; Solem, Stian; Larsen, Tor Ketil; Joa, Inge; Kvale, Gerd; Hansen, Bjarne (Journal article; Peer reviewed, 2014) -
Personality traits and hardiness as risk- and protective factors for mental distress during the COVID-19 pandemic: a Norwegian two-wave study
Lassen, Espen Rasmussen; Hagen, Kristen; Kvale, Gerd; Eid, Jarle; Le Hellard, Stephanie; Solem, Stian (Peer reviewed; Journal article, 2022)Background Several risk factors for anxious-depressive symptomatology during the COVID-19 pandemic have been established. However, few studies have examined the relationship between personality traits, hardiness, and such ... -
Psychotic and schizotypal symptoms in non-psychotic patients with obsessive-compulsive disorder
Solem, Stian; Hagen, Kristen; Wenaas, Christoffer; Håland, Åshild Tellefsen; Launes, Gunvor; Vogel, Patrick A.; Hansen, Bjarne; Himle, Joseph A (Journal article; Peer reviewed, 2015-05-28)Background: Research is scarce with regard to the role of psychotic and schizotypal symptoms in treatment of obsessive-compulsive disorder (OCD). The aim of the current study was to investigate the occurrence and ... -
Resilience Moderates Negative Outcome from Stress During the COVID-19 Pandemic: A Moderated-Mediation Approach
Havnen, Audun; Anyan, Frederick; Hjemdal, Odin; Solem, Stian; Maja Gurigard, Riksfjord; Hagen, Kristen (Peer reviewed; Journal article, 2020)Resilience refers to an individual’s healthy coping abilities when encountering adverse life events. The COVID-19 pandemic represents a situation with a high amount of stress exposure, which in turn may be associated with ... -
Successfully treating 90 patients with obsessive compulsive disorder in eight days: The Bergen 4-day treatment
Kvale, Gerd; Hansen, Bjarne; Björgvinsson, Thröstur; Børtveit, Tore; Hagen, Kristen; Haseth, Svein; Kristensen, Unn Beate; Launes, Gunvor; Ressler, Kerry J.; Solem, Stian; Strand, Arne; van den Heuvel, Odile A; Øst, Lars Gøran (Journal article; Peer reviewed, 2018)Background Oslo University Hospital, Norway, had by autumn 2016, accumulated a waiting list of 101 patients with obsessive-compulsive disorder (OCD) who had a legal right to receive treatment by a specialized OCD team. ... -
The Bergen 4-day OCD treatment delivered in a group setting: 12-month follow-up
Hansen, Bjarne; Hagen, Kristen; Øst, Lars Gøran; Solem, Stian; Kvale, Gerd (Peer reviewed; Journal article, 2018)The Bergen 4-day concentrated exposure treatment (cET) for obsessive-compulsive disorder (OCD) has proven highly acceptable; with practically no drop-out and a 6 month remission rate of nearly 70%. The aim of the present ... -
The Bergen 4-day treatment for obsessive-compulsive disorder: Does it work in a new clinical setting?
Launes, Gunvor; Laukvik, Inger Lill; Sunde, Tor; Klovning, Ingrid; Hagen, Kristen; Solem, Stian; Øst, Lars Gøran; Hansen, Bjarne; Kvale, Gerd (Journal article; Peer reviewed, 2019)Sørlandet Hospital in Norway has a history of offering patients with obsessive-compulsive disorder (OCD) cognitive behavior group therapy using 12 weekly sessions of 2.5 h each. A previous evaluation of this treatment has ... -
The Bergen 4-Day Treatment for Panic Disorder: A Pilot Study
Hansen, Bjarne; Kvale, Gerd; Hagen, Kristen; Hjelle, Kay Morten; Solem, Stian; Bø, Beate Hatlelid; Øst, Lars Gøran (Journal article; Peer reviewed, 2018)The current article reports on the findings from a pilot treatment study on panic disorder (PD) with or without agoraphobia. Consecutively referred patients were included and treated with the Bergen 4-day treatment format. ...