Browsing Department of Biological and Medical Psychology by Author "Hagen, Egon"
Now showing items 1-7 of 7
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Assessment of executive function in patients with substance use disorder: A comparison of inventory- and performance-based assessment
Hagen, Egon; Erga, Aleksander Hagen; Hagen, Katrin Pedersen; Nesvåg, Sverre; McKay, James R.; Lundervold, Astri; Walderhaug, Espen (Peer reviewed; Journal article, 2016-07)Introduction Chronic polysubstance abuse (SUD) is associated with neurophysiological and neuroanatomical changes. Neurocognitive impairment tends to affect quality of life, occupational functioning, and the ability to ... -
Cognitive and psychological functioning in patients with substance use disorder; from initial assessment to one-year recovery
Hagen, Egon (Doctoral thesis, 2018-02-27)Neurocognitive impairment affects quality of life, occupational functioning, and the ability to benefit from therapy. Neurocognitive assessment is thus of importance, but it is expensive and not widely accessible. Therefore, ... -
One-year abstinence improves ADHD symptoms among patients with polysubstance use disorder
Hagen, Egon; Erga, Aleksander Hagen; Nesvåg, Sverre; McKay, James R.; Lundervold, Astri; Walderhaug, Espen (Peer reviewed; Journal article, 2017-12)Introduction Attention-deficit/hyperactivity disorder (ADHD) is a common comorbid disorder in patients suffering from substance use disorder (SUD). Individuals with co-occurring SUD and ADHD are more likely than SUD patients ... -
One-year sobriety improves satisfaction with life, executive functions and psychological distress among patients with polysubstance use disorder
Hagen, Egon; Erga, Aleksander Hagen; Hagen, Katrin Pedersen; Nesvåg, Sverre; McKay, James R.; Astri, Lundervold; Walderhaug, Espen (Peer reviewed; Journal article, 2017-05)Introduction: Polysubstance use disorder is prevalent in treatment-seeking patients with substance use disorder (SUD), with a higher risk of developing comorbid psychiatric symptoms, more pervasive deficits in cognitive ... -
Performance on Cognitive Screening Tests and Long-Term Substance Use Outcomes in Patients with Polysubstance Use Disorder
Hetland, Jens; Hagen, Egon; Lundervold, Astri J.; Erga, Aleksander Hagen (Journal article; Peer reviewed, 2023)Introduction: Cognitive impairments among patients with substance use disorders are prevalent and associated with adverse treatment outcomes. However, knowledge of the predictive value of broad cognitive screening instruments ... -
Prevalence and Characteristics of Borderline Intellectual Functioning in a Cohort of Patients With Polysubstance Use Disorder
Hetland, Jens; Braatveit, Kirsten; Hagen, Egon; Lundervold, Astri J.; Erga, Aleksander H. (Journal article; Peer reviewed, 2021-07-14)Objective: To determine the prevalence and associated demographic and clinical features of borderline intellectual functioning (BIF) among individuals with polysubstance use disorder (pSUD). Methods: We applied a ... -
Trajectories of psychological distress during recovery from polysubstance use disorder
Erga, Aleksander Hagen; Hønsi, Audhild; Anda-Ågotnes, Liss Gøril; Nesvåg, Sverre Martin; Hesse, Morten; Hagen, Egon (Journal article; Peer reviewed, 2021)Introduction: Polysubstance use is a prevalent substance use pattern with adverse effects on psychological distress and diminished treatment outcomes. Although polysubstance use often dominates clinical practice, the ...