Blar i Department of Biological and Medical Psychology på forfatter "Hammar, Åsa"
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The effect of pulse width on subjective memory impairment and remission rate 6 months after electroconvulsive therapy
Tornhamre, Elsa; Ekman, Carl Johan; Hammar, Åsa; Landén, Mikael; Lundberg, Johan; Nordanskog, Pia; Nordenskjöld, Axel (Journal article; Peer reviewed, 2020)Objectives: The aim of this study was to compare the 0.5-millisecond pulse width with broader brief width stimulus and ultrabrief pulse width stimulus in respect to rates of subjective memory impairment and remission 6 ... -
Electroconvulsive therapy in bipolar depression - effectiveness and prognostic factors
Popiolek, Katarzyna; Bejerot, Susanne; Brus, Ole; Hammar, Åsa; Landén, Mikael; Lundberg, Johan M.; Nordanskog, Pia; Nordenskjöld, Axel (Peer reviewed; Journal article, 2019)Objective: Electroconvulsive therapy (ECT) is used in patients with severe forms of bipolar depression. ECT is effective but not all patients respond. The aim of this study was to determine prognostic factors for response ... -
Electroconvulsive Therapy in Depression: Improvement in Quality of Life Depending on Age and Sex
Güney, Pelin; Ekman, Carl Johan; Hammar, Åsa; Heintz, Emelie; Landén, Mikael; Lundberg, Johan; Nordanskog, Pia; Nordenskjöld, Axel (Journal article; Peer reviewed, 2020)Objectives It is uncertain if there are variations in the improvement of quality in life between sexes and age groups after electroconvulsive therapy (ECT). The aim of this study was to investigate how health-related ... -
Examining the repeatable battery for the assessment of neuropsychological status validity indices in people with schizophrenia spectrum disorders
Raudeberg, Rune; Karr, Justin E.; Iverson, Grant L.; Hammar, Åsa (Journal article; Peer reviewed, 2021)Objective: We examined the frequency of possible invalid test scores on the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS) in patients with schizophrenia spectrum disorders, and whether there ... -
Facing recovery: Emotional bias in working memory, rumination, relapse, and recurrence of major depression; an experimental paradigm conducted five years after first episode of major depression
Ronold, Eivind Haga; Joormann, Jutta; Hammar, Åsa (Journal article; Peer reviewed, 2019)Identifying vulnerability factors for relapse of depression is essential in planning preventive interventions. Emotional face processing in major depression (MDD) shows promise as a potential cognitive marker for depression. ... -
First-Episode Patients Report Cognitive Difficulties in Executive Functioning 1 Year After Initial Episode of Major Depressive Disorder
Schmid, Marit Therese; Hammar, Åsa (Journal article; Peer reviewed, 2021-05-31)Objective: Major Depressive Disorder (MDD) is associated with cognitive impairment in general, and Executive Functioning (EF) in particular, even in remitted phase of the disorder, suggesting residual cognitive symptoms. ... -
The importance of clinical normative data for conceptualizing neuropsychological deficits in people with schizophrenia spectrum disorders
Raudeberg, Rune; Iverson, Grant L.; Hammar, Åsa (Peer reviewed; Journal article, 2019)Objective: To create clinical normative data tables for Norwegian patients with schizophrenia spectrum disorders, to examine whether clinical normative data from Norway differs from similar normative data from Canada and ... -
The incidence of dental fracturing in electroconvulsive therapy in Sweden
Göterfelt, Linda; Ekman, Carl Johan; Hammar, Åsa; Landén, Mikael; Lundberg, Johan; Nordanskog, Pia; Nordenskjöld, Axel (Journal article; Peer reviewed, 2020)Objectives: One adverse effect of electroconvulsive therapy (ECT) is dental fracture; thus, a bite guard and muscle relaxants are used to prevent it. Earlier research reported varying rates of dental fracture, but there ... -
A longitudinal 5-year follow-up study of cognitive function after first episode major depressive disorder: Exploring state, scar and trait effects
Ronold, Eivind Haga; Schmid, Marit Therese; Ødegaard, Ketil Joachim; Hammar, Åsa (Journal article; Peer reviewed, 2020)Major depression (MDD) is associated with cognitive deficits in processing speed and executive function (EF) following first episode (FE). It is unclear whether deficits are state or trait related. Studies following FE MDD ... -
Norms matter: U.S. normative data under-estimate cognitive deficits in Norwegians with schizophrenia spectrum disorders
Raudeberg, Rune; Iverson, Grant L.; Hammar, Åsa (Journal article; Peer reviewed, 2019)Objective: To illustrate and quantify how using different normative systems influences the accuracy of identifying cognitive impairment in people with schizophrenia spectrum disorders. Participants and methods: A ... -
Parental predictors of children’s executivefunctioning from ages 6 to 10
Halse, Marte Kathrine; Steinsbekk, Silje; Hammar, Åsa; Belsky, Jay; Wichstrøm, Lars (Peer reviewed; Journal article, 2019)According to prominent models of child development, parental factors may contribute to individual differences in children’s executive functioning (EF). Here, we examine the relative importance of parents’ socio-economic ... -
A pilot study of cognitive remediation in remitted major depressive disorder patients
Hammar, Åsa; Semkovska, Maria; Borgen, Ida Maria Henriksen; Myklebost, Sunniva Brurok; Ronold, Eivind Haga; Sveen, Thea; Ueland, Torill; Porter, Richard; Johnson, Sheri L (Journal article; Peer reviewed, 2020)Major depressive disorder (MDD) is associated with working memory (WM) impairments. These deficits often persist following remission and are associated with rumination, a recognized risk factor for depression relapse. The ...