Blar i Bergen Open Research Archive på forfatter "Hammar, Åsa Karin"
-
A brief intervention for PTSD versus treatment as usual: Study protocol for a non-inferiority randomized controlled trial
Stavland, Halvor; Refvik, Camilla; Eid, Jarle; Lockhat, Rafiq; Hammar, Åsa Karin (Journal article; Peer reviewed, 2021)Background Although existing treatment methods are effective in alleviating PTSD symptoms, several barriers to care exist, such as waiting times, avoidant tendencies, shame and stigma, potentially leading to fewer people ... -
Challenges and possible solutions in cross-disciplinary and cross-sectorial research teams within the domain of e-mental health
Nordgreen, Tine; Rabbi, Fazle; Tørresen, Jim; Skar, Yngvar Sigmund; Guribye, Frode; Inal, Yavuz; Flobak, Eivind; Wake, Jo Dugstad; Mukhiya, Suresh Kumar; Aminifar, Amin; Myklebost, Sunniva Brurok; Lundervold, Astri J.; Kenter, Robin Maria Francisca; Hammar, Åsa Karin; Kahlon, Smiti; Nordby, Emilie; Sekse, Ragnhild Johanne Tveit; Griffin, Kristine Fonnes; Jakobsen, Petter; Pham, Hoang Minh; Côté-Allard, Ulysse Teller Masao; Noori, Farzan Majeed; Lamo, Yngve (Journal article; Peer reviewed, 2021)Purpose: Mental illness presents a huge individual, societal and economic challenges, currently accounting for 20% of the worldwide burden of disease. There is a gap between the need for and access to services. Digital ... -
Cognitive Impairment and Neurocognitive Profiles in Major Depression—A Clinical Perspective
Hammar, Åsa Karin; Ronold, Eivind Haga; Rekkedal, Guro Årdal (Journal article; Peer reviewed, 2022)Increasingly, studies have investigated cognitive functioning from the perspective of acute state- to remitted phases of Major Depressive Disorder (MDD). Some cognitive deficits observed in the symptomatic phase persist ... -
Computerized Working Memory Training in Remission From Major Depressive Disorder: Effects on Emotional Working Memory, Processing Speed, Executive Functions, and Associations With Symptoms
Ronold, Eivind Haga; Joormann, Jutta; Hammar, Åsa Karin (Journal article; Peer reviewed, 2022)Introduction: Remission from major depressive disorder (MDD) is associated with residual symptoms related to reduced functioning, quality of life, and relapse risk. Previous studies have raised questions about mechanisms ... -
Developing an internet-delivered intervention targeting residual cognitive symptoms after major depressive disorder: a person-based approach
Myklebost, Sunniva Brurok; Amundsen, Ole Myklebust; Geraghty, Adam; Inal, Yavuz; Hammar, Åsa Karin; Nordgreen, Tine (Journal article; Peer reviewed, 2022)Background Cognitive difficulties are rarely addressed after the treatment of major depressive disorder (MDD). New scalable treatments are needed. To ensure relevance and engagement of novel interventions, there is a need ... -
Efficacy of an internet-delivered cognitive enhancement intervention for subjective residual cognitive deficits in remitted major depressive disorder: A randomized crossover trial
Myklebost, Sunniva Brurok; Heltne, Aleksander; Hammar, Åsa Karin; Nordgreen, Tine (Journal article; Peer reviewed, 2024)Background Cognitive deficits such as difficulties with attention, memory, and executive functions are frequently reported during remission from depression and relates to adverse functioning in daily life and risk of ... -
Electroconvulsive therapy triggers a reversible decrease in brain N-acetylaspartate
Erchinger, Vera Jane; Craven, Alexander R.; Ersland, Lars; Oedegaard, Ketil J.; Bartz-Johannessen, Christoffer; Hammar, Åsa Karin; Haavik, Jan; Riemer, Frank; Kessler, Ute; Oltedal, Leif (Journal article; Peer reviewed, 2023)Introduction: Based on previous research on electroconvulsive therapy (ECT) we have proposed a model where disruption, potentiation, and rewiring of brain networks occur in sequence and serve as the underlying therapeutic ... -
Elevated body weight modulates subcortical volume change and associated clinical response following electroconvulsive therapy
Opel, Nils; Narr, Katherine L; Abbott, Christopher; Argyelan, Miklos; Espinoza, Randall; Emsell, Louise; Bouckaert, Filip; Sienaert, Pascal; Vandenbulcke, Mathieu; Nordanskog, Pia; Repple, Jonathan; Kavakbasi, Erhan; Jorgensen, Martin B.; Paulson, Olaf B.; Hanson, Lars G.; Dols, Annemieke; van Exel, Eric; Oudega, Mardien L.; Takamiya, Akihiro; Kishimoto, Taishiro; Ousdal, Olga Therese; Haavik, Jan; Hammar, Åsa Karin; Ødegaard, Ketil Joachim; Kessler, Ute; Bartsch, Hauke; Dale, Anders M.; Baune, Bernhard T; Dannlowski, Udo; Oltedal, Leif; Redlich, Ronny (Journal article; Peer reviewed, 2021)Background: Obesity is a frequent somatic comorbidity of major depression, and it has been associated with worse clinical outcomes and brain structural abnormalities. Converging evidence suggests that electroconvulsive ... -
Emotions or cognitions first? Longitudinal relations between executive functions and emotion regulation in childhood
Halse, Marte Kathrine; Steinsbekk, Silje; Bjørklund, Oda Katrine Nilsen; Hammar, Åsa Karin; Wichstrøm, Lars (Journal article; Peer reviewed, 2024)Executive functions and emotion regulation develop from early childhood to adolescence and are predictive of important psychosocial outcomes. However, despite the correlation between the two regulatory capacities, whether ... -
Executive functions in older adults with generalised anxiety disorder and healthy controls: Associations with heart rate variability, brain-derived neurotrophic factor, and physical fitness
Sirevåg, Kristine; Stavestrand, Silje Haukenes; Specht, Karsten; Nordhus, Inger Hilde; Hammar, Åsa Karin; Molde, Helge; Mohlman, Jan; Endal, Trygve Bruun; Halmøy, Anne; Andersson, Eva; Sjøbø, Trond; Nordahl, Hans Morten; Thayer, Julian F.; Hovland, Anders (Journal article; Peer reviewed, 2024)Executive functions (EF) decline with age and this decline in older adults with generalised anxiety disorder (GAD) may be influenced by heart rate variability (HRV), brain-derived neurotrophic factor (BDNF), and physical ... -
Improved emotion regulation in depression following cognitive remediation: A randomized controlled trial
Stubberud, Jan Egil; Huster, Rene Jürgen; Hoorelbeke, K.; Hammar, Åsa Karin; Hagen, Bjørn Ole Ingulfsvann (Journal article; Peer reviewed, 2021)Objective Executive functions (EFs) play a key role in emotion regulation and, related to this, depression. Cognitive remediation (CR) targeting EFs, such as Goal Management Training (GMT) and computerized cognitive ... -
Improvement in self-reported cognitive functioning but not in rumination following online working memory training in a two-year follow-up study of remitted major depressive disorder
Ronold, Eivind Haga; Myklebost, Sunniva Brurok; Hammar, Åsa Karin (Journal article; Peer reviewed, 2023)Self-reported subjective cognitive difficulties (subjective deficits) and rumination are central residual cognitive symptoms following major depressive disorder (MDD). These are risk factors for more a severe course of ... -
Inhibitory control as possible risk and/or resilience factor for the development of trauma related symptoms–a study of the Utøya terror attack survivors
Hammar, Åsa Karin; Schmid, Marit Therese; Petersdotter, Linn; Ousdal, Olga Therese; Milde, Anne Marita (Journal article; Peer reviewed, 2023)PTSD symptomatology is known to be associated with executive dysfunction. Inhibitory control is a core component of executive functioning, and inhibitory skills are essential both for adequate functioning in everyday life ... -
Long-term outcomes of an internet-delivered cognitive enhancement intervention targeting residual cognitive deficits after major depressive disorder: a 2-year follow-up of an open trial
Myklebost, Sunniva Brurok; Nordgreen, Tine; Klakegg, Oda Stakkestad; Hammar, Åsa Karin (Journal article; Peer reviewed, 2023)Background: Cognitive deficits are common and disabling residual symptoms following major depressive disorder (MDD) and are related to increased risk of relapse. Residual cognitive deficits should thus be considered an ... -
Longitudinal relations between impaired executive function and symptoms of psychiatric disorders in childhood
Halse, Marte Kathrine; Steinsbekk, Silje; Hammar, Åsa Karin; Wichstrøm, Lars (Journal article; Peer reviewed, 2022)Background Malfunctioning of executive functions correlates with psychopathology in children. However, the directionality, the extent to which the relation varies for various disorders, and whether prospective relations ... -
Neurobiological mechanisms of ECT and TMS treatment in depression: study protocol of a multimodal magnetic resonance investigation
Frid, Leila Marie; Kessler, Ute; Ousdal, Olga Therese; Hammar, Åsa Karin; Haavik, Jan; Riemer, Frank; Hirnstein, Marco; Ersland, Lars; Erchinger, Vera Jane; Ronold, Eivind Haga; Nygaard, Gyrid; Jakobsen, Petter; Craven, Alexander R.; Osnes, Berge; Alisauskiene, Renata; Bartsch, Hauke; Hellard, Stephanie Francoise Claire Le; Stavrum, Anne-Kristin Støbakk; Oedegaard, Ketil J.; Oltedal, Leif (Journal article; Peer reviewed, 2023)Background: Noninvasive neurostimulation treatments are increasingly being used to treat major depression, which is a common cause of disability worldwide. While electroconvulsive therapy (ECT) and transcranial magnetic ... -
Neurocognitive development after pediatric brain tumor - a longitudinal, retrospective cohort study
Tonning Olsson, Ingrid; Lundgren, Johan; Hjorth, Lars; Munck Af Rosenschöld, Per; Hammar, Åsa Karin; Perrin, Sean (Journal article; Peer reviewed, 2024)Survivors of Pediatric Brain Tumors (PBTs) treated with cranial radiation therapy (CRT) often experience a decline in neurocognitive test scores. Less is known about the neurocognitive development of non-irradiated survivors ... -
Neurocognitive Functioning in Patients with Painful Temporomandibular Disorders
Staniszewski, Kordian; Ronold, Eivind Haga; Hammar, Åsa Karin; Rosén, Annika (Journal article; Peer reviewed, 2023)Aim: To investigate psychosocial factors in painful TMD (pTMD) which could have consequences for mastering chronic pain. Methods: Our study included 22 patients (20 women, 2 men) with pTMD, refractory to conservative ... -
Physical exercise augmented cognitive behaviour therapy for older adults with generalised anxiety disorder (PEXACOG): a feasibility study for a randomized controlled trial
Sirevåg, Kristine; Stavestrand, Silje Haukenes; Sjøbø, Trond; Endal, Trygve Bruun; Nordahl, Hans Morten; Andersson, E.; Nordhus, Inger Hilde; Rekdal, Åsa Kristine; Specht, Karsten; Hammar, Åsa Karin; Halmøy, Anne; Mohlman, J.; Hjelmervik, Helene; Thayer, Julian Francis; Hovland, Anders (Journal article; Peer reviewed, 2023)Background Generalised anxiety disorder (GAD) is a frequent and severe disorder among older adults. For older adults with GAD the effect of the recommended treatment, cognitive behaviour therapy (CBT), is reduced. ... -
Predictors of treatment response to an internet-delivered intervention targeting residual cognitive symptoms after major depressive disorder
Myklebost, Sunniva Brurok; Gjestad, Rolf; Inal, Yavuz; Hammar, Åsa Karin; Nordgreen, Tine (Journal article; Peer reviewed, 2022)Objective: Residual cognitive symptoms after depression are common and associated with reduced daily life functioning and an increased risk of depression relapse. There is a lack of knowledge on treatments targeting residual ...