Blar i Faculty of Psychology på forfatter "Gjestad, Rolf"
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Antidepressive Effectiveness of Amisulpride, Aripiprazole, and Olanzapine in Patients with Schizophrenia Spectrum Disorders: A Secondary Outcome Analysis of a Pragmatic, Randomized Trial (BeSt InTro)
Kjelby, Eirik; Gjestad, Rolf; Fathian, Farivar; Sinkeviciute, Igne; Alisauskiene, Renata; Anda, Liss; Løberg, Else-Marie; Reitan, Solveig Klæbo; Joa, Inge; Larsen, Tor Kjetil; Rettenbacher, Maria; Berle, Jan Øystein; Fasmer, Ole Bernt; Kroken, Rune Andreas; Johnsen, Erik (Journal article; Peer reviewed, 2023)Background Depressive symptoms are frequent in schizophrenia and associated with a poorer outcome. Currently, the optimal treatment for depressive symptoms in schizophrenia remains undetermined. Amisulpride, aripiprazole, ... -
The application of a social cognition model in explaining fruit intake in Austrian, Norwegian and Spanish schoolchildren using structural equation modelling
Sandvik, Camilla; Gjestad, Rolf; Brug, Johannes; Rasmussen, Mette; Wind, Marianne; Wolf, Alexandra; Pérez-Rodrigo, Carmen; De Bourdeaudhuij, Ilse; Samdal, Oddrun; Klepp, Knut-Inge (Peer reviewed; Journal article, 2007-11-14)Background: The aim of this paper was to test the goodness of fit of the Attitude – Social influence – self-Efficacy (ASE) model in explaining schoolchildren's intentions to eat fruit and their actual fruit intake in ... -
Different Trajectories of Prolonged Grief in Bereaved Family Members After Terror
Kristensen, Pål; Dyregrov, Kari; Gjestad, Rolf (Journal article; Peer reviewed, 2020-10-14)Introduction: The loss of a loved one in a terror incident is associated with elevated risk for mental health disorders such as prolonged grief disorder (PGD) and posttraumatic stress disorder (PTSD), but the long- term ... -
Disentangling Within- and Between-Person Effects During Response Inhibition in Obsessive-Compulsive Disorder
Hagland, Pernille; Thorsen, Anders Lillevik; Ousdal, Olga Therese; Gjestad, Rolf; de Wit, Stella J.; Hansen, Bjarne Kristian Aaslie; Hagen, Kristen; Kvale, Gerd; van den Heuvel, Odile A. (Journal article; Peer reviewed, 2021)Background: Obsessive-compulsive disorder (OCD) has been related to worse performance, abnormal brain activity, and functional connectivity during response inhibition. Whether these findings are indications of stable traits ... -
Does drug use affect the efficacy of amisulpride, aripiprazole and olanzapine in patients with schizophrenia spectrum disorders? Results from a pragmatic, randomised study
Alisauskiene, Renata; Johnsen, Erik; Gjestad, Rolf; Kroken, Rune Andreas; Kjelby, Eirik; Sinkeviciute, Igne; Fathian, Farivar; Joa, Inge; Reitan, Solveig Klæbo; Rettenbacher, Maria; Løberg, Else-Marie (Journal article; Peer reviewed, 2023)Objectives Drug use is prevalent in patients with schizophrenia spectrum disorders (SSD) but there is limited knowledge about the influence of drug use on the effectiveness of antipsychotic medication. This secondary ... -
The Effect of SMS Reminders on Adherence in a Self-Guided Internet-Delivered Intervention for Adults With ADHD
Nordby, Emilie Sektnan; Gjestad, Rolf; Kenter, Robin Maria Francisca; Guribye, Frode; Mukhiya, Suresh Kumar; Lundervold, Astri J.; Nordgreen, Tine (Journal article; Peer reviewed, 2022)Background: Self-guided Internet-delivered interventions may serve as an accessible and flexible non-pharmacological treatment supplement for adults with ADHD. However, these interventions are challenged by low ... -
Parental relationships following the loss of a child
Dyregrov, Atle; Gjestad, Rolf; Dyregrov, Kari (Peer reviewed; Journal article, 2020)To enhance understanding of parental relationships following the loss of a child, a questionnaire was sent to members of Norwegian bereavement support organizations. The sample consisted of 175 couples. Using the Dyadic ... -
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 ... -
Psychosocial characteristics differentiate non-distressing and distressing voices in 10,346 adolescents
Løberg, Else-Marie; Gjestad, Rolf; Posserud, Maj-Britt Rocio; Kompus, Kristiina; Lundervold, Astri (Peer reviewed; Journal article, 2019)Adolescents hearing non-existent voices may be at risk for psychosis, but the prevalence of voice-hearing (VH) in the general population complicates clinical interpretations. Differentiating between VH with and without ... -
Relationships between depressive symptoms and panic disorder symptoms during guided internet-delivered cognitive behavior therapy for panic disorder
Walderhaug, Eirik Paulsen; Gjestad, Rolf; Egeland, Jens; Havik, Odd E.; Nordgreen, Tine (Peer reviewed; Journal article, 2019)Aims: The current study explore the relationship between the trajectories of primary panic disorder symptoms and secondary depressive symptoms during guided internet-delivered cognitive behaviour therapy for panic disorder. ...