Search
Now showing items 1-100 of 193
(Doctoral thesis / Doktoravhandling, 2024)
Approximately 30% of people who use anabolic steroids develop dependence, increasing their risk for adverse effects. People with anabolic steroid dependence experience both psychological and physiological symptoms, making ...
(Doctoral thesis / Doktoravhandling, 2024)
Pediatric acquired brain injury (pABI) may lead to long-lasting cognitive, emotional, behavioral, and somatic challenges, which in turn may have a negative impact on the child´s ability to participate in school, leisure, ...
(Doctoral thesis / Doktoravhandling, 2024)
Psychotherapy can alleviate mental health symptoms, but it is not effective for all patients, with some experiencing deterioration or being non-responsive to therapy. Measurement feedback systems (MFS) involve a systematic ...
(Doctoral thesis / Doktoravhandling, 2024)
Fatigue is a frequent and severe symptom in stroke survivors, associated with poorer physical health, reduced quality of life and even increased mortality. Although post-stroke fatigue (PSF) is common and disabling, there ...
(Doctoral thesis / Doktoravhandling, 2024)
Schizophrenia and bipolar disorder (BD) are considered severe mental disorders. Cognitive impairments are commonly present at illness onset in both disorders and are related to poorer functional outcomes. This has given ...
(Doctoral thesis / Doktoravhandling, 2024)
Background: Adolescents residing under care of the child welfare or juvenile justice system are especially vulnerable because they are already characterized by severe, persistent, and co-occurring mental disorders, far ...
(Doctoral thesis / Doktoravhandling, 2024)
Most suicide ideators will never attempt suicide, and most risk factors of suicide are present for both suicide ideators and suicide attempters. The main goal of this thesis is to seek an understanding of how psychological ...
(Doctoral thesis / Doktoravhandling, 2024)
This process–outcome study was conducted within a naturalistic setting at the Family Unit, Modum Bad, Norway. The aim of the study was threefold:
1) To evaluate the Family Unit’s treatment program by assessing the ...
(Doctoral thesis / Doktoravhandling, 2023)
Background
Executive function is a cognitive domain important for daily life function. People with schizophrenia spectrum disorders or with a risk of developing these disorders, often experience challenges with executive ...
(Doctoral thesis / Doktoravhandling, 2023)
Background
Neuroplasticity constitutes the foundation for all experience-based changes in the brain. The long-term strengthening of synaptic connections, known as long-term potentiation (LTP), represent neuroplasticity ...
(Doctoral thesis / Doktoravhandling, 2023)
Severe irritability is among the main reasons children and their families seek child mental health services. In 2013, children presenting with chronic irritability and frequent temper outbursts were given a diagnosis in ...
(Doctoral thesis / Doktoravhandling, 2023)
The aim of this thesis was to investigate the current and past experiences of young people who grew up with a parent with the progressive, inheritable, neurodegenerative condition Huntington’s Disease (HD). Past research ...
(Doctoral thesis / Doktoravhandling, 2023)
Cognitive impairments are widespread in schizophrenia and related psychotic disorders. A considerable body of research has established that mild cognitive impairment in schizophrenia is evident long before illness onset ...
(Doctoral thesis / Doktoravhandling, 2023)
Fatigue is a symptom characterised by a subjective experience of decreased capacity for activity, and an increased need for rest, disproportionate to the effort expended. While fatigue is a common and often persistent ...
(Doctoral thesis / Doktoravhandling, 2023)
As recent advances in medical treatment have decreased deaths caused by stroke, increasing demands are put on understanding, predicting, and providing up-to-date rehabilitation to improve function, independence, and quality ...
(Doctoral thesis / Doktoravhandling, 2023)
The human brain relies on complex network activity to maintain fundamental adaptive functions, such as cognition. Accumulating evidence suggests that alteration of these networks might be among the earliest observable signs ...
(Doctoral thesis / Doktoravhandling, 2023)
The current thesis presents novel empirical findings and literature review concerning attention in elite athletes. Past studies have suggested that optimal motor performance is characterized by automaticity on two accounts. ...
(Doctoral thesis / Doktoravhandling, 2023)
This dissertation investigates the predictive and dynamic mechanisms underlying rhythm processing and groove. It accomplishes this by measuring the pleasurable urge to move to music (groove) and the beat perception abilities ...
(Doctoral thesis / Doktoravhandling, 2023)
Chronic pain is a major clinical concern. Estimates suggest that one out of five adults suffer from a variety of chronic pain, with indications of increasing numbers. For example, chronic postsurgical pain (CPSP) affects ...
(Doctoral thesis / Doktoravhandling, 2023)
Adolescence is characterized by substantial biological, cognitive, and psychological development. In this period the brain goes through extensive maturation and reorganization across both brain tissue types and regions ...
(Doctoral thesis / Doktoravhandling, 2023)
(Doctoral thesis / Doktoravhandling, 2023)
Background/aims. The purpose of this dissertation was (a) to enhance organisational greening research by exploring the social interaction processes involved in constructing a green organisational climate (GOC); and (b) to ...
(Doctoral thesis / Doktoravhandling, 2023)
The overarching aim of this thesis has been to contribute to a better understanding of fatigue in the chronic phase of pediatric acquired brain injury (pABI). The thesis investigates secondary endpoints to a randomized ...
(Doctoral thesis / Doktoravhandling, 2023)
Introduction
Religion and spirituality are essential parts of the human experience and, for many, they play a central role in both health and suffering. In psychotherapy, however, there is uncertainty about whether and ...
(Doctoral thesis / Doktoravhandling, 2022)
Many young people worldwide are exposed to potentially traumatizing events (PTEs; e.g., Finkelhor et al., 2015; Landolt et al., 2013; Lewis et al., 2019; McLaughlin et al., 2013). Although many youths show impressive ...
(Doctoral thesis / Doktoravhandling, 2022)
The main theme in this thesis is the personal recovery of people with psychosis and their satisfaction with mental health services. More specifically, the following areas of investigation were examined: the perceived ...
(Doctoral thesis / Doktoravhandling, 2022)
This dissertation presents six articles investigating experiential characteristics and perspectives on the health ramifications of psychedelics use, predominantly on a basis of interviews and data from the Cannabis and ...
(Doctoral thesis / Doktoravhandling, 2022)
Perpetrators of violence, such as those who kill, rape, or use violence in meticulous fashion, are complex and heterogenous in terms of their psychopathology and their inclination towards violence. This dissertation ...
(Doctoral thesis / Doktoravhandling, 2022)
Affective lability entails rapid, excessive and unpredictable changes between different affective states. The overall aim of the thesis was to provide new insight into the characteristics and correlates of affective lability ...
(Doctoral thesis / Doktoravhandling, 2022)
Children develop through processes including both personal characteristics and environmental stimuli over time. Foundations for later development depend on the experiences of early childhood, where the most prominent ...
(Doctoral thesis / Doktoravhandling, 2022)
In recent years, there has been an increase in investigations for violence, neglect and abuse in the Norwegian Child Welfare Services (CWS). Infants and young children are at a particular risk of maltreatment and there is ...
(Doctoral thesis / Doktoravhandling, 2022)
Psychotherapy and antidepressant medication (ADM) are different treatments that presumably work through different mechanisms of change, but they seem to work equally well to treat chronic depression. The nature of depression ...
(Doctoral thesis / Doktoravhandling, 2022)
A broad range of symptoms may be expected in patients experiencing a traumatic brain injury (TBI), and for some these difficulties persist for decades after their injury. Further, many individuals with TBI and their families ...
(Doctoral thesis / Doktoravhandling, 2022)
Borderline personality disorder (BPD) was classified as a diagnosis in the Diagnostic and Statistical Manual of Mental Disorders, Third edition (DSM-III) in 1980. Since then, the causes of BPD have been extensively theorized ...
(Doctoral thesis / Doktoravhandling, 2022)
Western psychology has, over the course of three decades, come to play a significant role in the implementation of global development agendas, especially centered on societies in the so-called ‘Global South’. The individual ...
(Doctoral thesis / Doktoravhandling, 2022)
The main aim of this thesis was to examine the relationship between parental emotion-related socialization behaviors (ERSBs), children’s emotion understanding and externalizing behavior problems in two Norwegian samples ...
(Doctoral thesis / Doktoravhandling, 2022)
This thesis provides new knowledge about psychological dispositions that are potentially important for understanding sick leave behaviour. Using survey and registry data, the analyses concentrate on sickness absence and ...
(Doctoral thesis / Doktoravhandling, 2022)
(Doctoral thesis / Doktoravhandling, 2022)
Cognitive control refers to the ability to regulate thought and action in a goal-directed manner and is essential for optimal daily life functioning. Cognitive control can be partitioned into specific functions facilitating ...
(Doctoral thesis / Doktoravhandling, 2022)
Emotion-Focused Skills Training (EFST) for parents is an intensive, transdiagnostic program rooted in Emotion Focused Therapy and humanistic-experiential psychotherapy. It consists of a 2 days’ group training and 6 hours ...
(Doctoral thesis / Doktoravhandling, 2022)
Living with a congenital or acquired condition or injury that affects appearance can be challenging during adolescence. A visible difference can impact adolescents’ psychosocial adjustment by negatively affecting body image ...
(Doctoral thesis / Doktoravhandling, 2021)
Victims of childhood trauma and abuse predominantly experience many forms of trauma and multiple traumatic incidents throughout the life-span often termed complex trauma. Victims of complex trauma are at risk of developing ...
(Doctoral thesis / Doktoravhandling, 2021)
(Doctoral thesis / Doktoravhandling, 2021)
Knowledge about effects of early-life exposure to toxicants on human brain development is still limited. This thesis investigated relationships between levels of environmental toxicants (PFASs, metals) and essential elements ...
(Doctoral thesis / Doktoravhandling, 2021)
Major depressive disorder (MDD) is a prevalent and debilitating condition associated with deficits across cognitive domains (e.g., speed of processing, attention, memory), including executive functions (EFs)—a set of ...
(Doctoral thesis / Doktoravhandling, 2021)
(Doctoral thesis / Doktoravhandling, 2021)
(Doctoral thesis / Doktoravhandling, 2021)
Bariatric surgery is a common treatment option for severe obesity, leading to substantial weight loss and improvements in obesity-related disease. However, there is considerable variability in weight loss outcomes over ...
(Doctoral thesis / Doktoravhandling, 2021)
(Doctoral thesis / Doktoravhandling, 2021)
Gender dysphoria refers to the mismatch between gender identity and assigned sex at birth. In order to alleviate gender dysphoria, some youth seek medical treatment – gender-affirmative care – to align body with gender ...
(Doctoral thesis / Doktoravhandling, 2021)
The dissertation examines power issues in psychotherapy from different angles of vision and integrates diverse perspectives on power; for example, professional power, transferential power, sociopolitical power, and ...
(Doctoral thesis / Doktoravhandling, 2021)
As we age, the brain loses functional specializations and becomes progressively disorganized. Left-right differences in brain function and structure are fundamental features of brain organization thought to reflect ...
(Doctoral thesis / Doktoravhandling, 2021)
The overarching aim of this thesis has been to contribute to a better understanding of fatigue in the chronic phase after stroke. In three different studies comprising an overlapping sample of 84 stroke survivors, the ...
(Doctoral thesis / Doktoravhandling, 2021)
This thesis provides genetically informative data that political and prejudicial attitudes are extensions of deeper traits. We find that specific political attitudes (related to monopolizing territory and resources for the ...
(Doctoral thesis / Doktoravhandling, 2021)
A substantial minority of intimate partner violence (IPV) victimized women are revictimized by more than one intimate partner (termed multiple partners, MP). This has received limited theoretical and empirical attention. ...
(Doctoral thesis / Doktoravhandling, 2020)
The content and experience of partnered sex may likely change as couples age, which can lead to sexual distress but also greater intimacy and sexual quality (Lodge & Umberson, 2012). The overall purpose of this thesis is ...
(Doctoral thesis / Doktoravhandling, 2020)
Avhandlingen omhandler TIB for barn i alderen 5-11 år og baserer seg på analyser av blant annet 108 terapisesjoner med barna. I fire kvalitative delstudier blir betydningen av felles fokus, sentrale tema i terapiprosessene ...
(Doctoral thesis / Doktoravhandling, 2020)
Contemporary models of health development highlight the importance of understanding health as a developmental process that continues throughout life and can be modified during developmental windows or by crucial events. ...
(Doctoral thesis / Doktoravhandling, 2020)
The present thesis gathers findings from three empirical studies in which we examined the cognitive basis of individual differences in phasic and tonic pupil cognitive responses. Some previous studies have reported a ...
(Doctoral thesis / Doktoravhandling, 2020)
Depression is a serious disorder with a high prevalence and recurrence rate. There is a need for preventive treatment, but there are limited treatment options available. This thesis is based on a Norwegian multisite clinical ...
(Doctoral thesis / Doktoravhandling, 2020)
This dissertation examines the effect and utility of implementing a systematic idiographic assessment approach, called Assert, in adolescent primary mental health services. Assert focuses primarily on administering one ...
(Doctoral thesis / Doktoravhandling, 2020)
In this thesis, predictors of early onset of drinking and excessive drinking, and the prospective relationship between early and excessive drinking and important life outcomes in young adulthood were examined. Data were ...
(Doctoral thesis / Doktoravhandling, 2020)
Participating in a welcoming and creative community may mean the world to some. The musical project Kaleidoscope (Fargespill) gives children with minority backgrounds an arena for meaning-making, identity development and ...
(Doctoral thesis / Doktoravhandling, 2020)
The aim of this thesis is to inquire into the subjective experience of avoidant personality disorder. The approach is qualitative and interpretative phenomenological, with an ongoing focus on researcher reflexivity. A ...
(Doctoral thesis / Doktoravhandling, 2020)
Adolescence is a transitional period, recognized in virtually all human societies, that marks the transition from childhood to adulthood. Adolescents undergo substantial changes in psychological traits and behavior, and ...
(Doctoral thesis / Doktoravhandling, 2020)
All traffic safety work conducted in Norway is based on the goal that nobody should be killed or severely injured in a traffic crash. According to this philosophy, called “Vision Zero”, road authorities will work proactively ...
(Doctoral thesis / Doktoravhandling, 2020)
The aim of this doctoral thesis was to expand our understanding of how men in treatment for violence against their female partner experience the relationship to their children. We were interested in how men who were in ...
(Doctoral thesis / Doktoravhandling, 2020)
Illicit use of anabolic androgenic steroids (AAS) has become widespread and is considered a public health problem worldwide. Approximately 30% of AAS users develop a dependence syndrome characterized by a maladaptive pattern ...
(Doctoral thesis / Doktoravhandling, 2020)
Pregnant women with bipolar disorder (BD) have a high risk of illness relapse postpartum, including psychosis. Postpartum mood episodes occur in a psychologically sensitive phase of life and present significant implications ...
(Doctoral thesis / Doktoravhandling, 2020)
Inhibition is one of the core concepts in cognitive neuroscience, referring to a higher-order control mechanism that can arrest or cancel the output of other functional systems. Inhibition of motor responses is assumed to ...
(Doctoral thesis / Doktoravhandling, 2020)
(Doctoral thesis / Doktoravhandling, 2020)
(Doctoral thesis / Doktoravhandling, 2020)
Adolescent violence is a considerable burden for society worldwide. The economic toll of adolescent violence is high, and violence-related injuries are a major cause of early death and disability among young people. ...
(Doctoral thesis / Doktoravhandling, 2020)
(Doctoral thesis / Doktoravhandling, 2020)
The relationship between executive function (EF) and social difficulties in children and adolescents with autism spectrum disorder (ASD) is investigated in the current thesis. Executive dysfunction is one of the cognitive ...
(Doctoral thesis / Doktoravhandling, 2020)
With recent experiences of war, abuse and perilous journeys, unaccompanied asylum-seeking minors seek protection, safety and sustainable futures. Omland investigated the young persons' concerns, efforts and challenges to ...
Full recovery in first-episode schizophrenia: Long-term cognitive functioning and functional outcome
(Doctoral thesis / Doktoravhandling, 2019)
Schizophrenia has traditionally been regarded as a severe mental illness with limited prospects of full recovery. Research on first-episode schizophrenia (FES) has provided some new insights, although there is still much ...
(Doctoral thesis / Doktoravhandling, 2019)
The thesis examines developmental changes in fundamental neural and cognitive processes underlying attention and cognitive control across adolescence. Using electroencephalography (EEG), the results generally indicate that ...
(Doctoral thesis / Doktoravhandling, 2019)
Regarded as the product of prolonged and sustained efforts, creativity is still often associated with the rare moments when a solution to a problem suddenly bursts into consciousness: the hallmark of sudden insight. The ...
(Doctoral thesis / Doktoravhandling, 2019)
Cognitive deficits are a core feature of schizophrenia and appear with increased severity in early-onset schizophrenia (EOS). EOS is defined as onset of symptoms before 18 years of age. Affected youths often experience ...
(Doctoral thesis / Doktoravhandling, 2019)
Depression is the worldwide leading burden of disease and one of the most prevalent psychological disorders. Causes and mechanisms of depression are insufficiently understood. The ability to regulate emotion is important, ...
(Doctoral thesis / Doktoravhandling, 2019)
(Doctoral thesis / Doktoravhandling, 2019)
During the transitional age of adolescence, some – often girls – begin self-harming. A better understanding of their subjective experience of self-harm may reveal their sense of self and inform treatment adjustments.
A ...
(Doctoral thesis / Doktoravhandling, 2019)
Depression is a debilitating disorder with a high prevalence compared to most other mental disorders. It has become increasingly apparent that depression is clinically heterogenous, most notably in terms of the breadth and ...
(Doctoral thesis / Doktoravhandling, 2019)
Childhood and adolescence captures a remarkable period of change, and is the central period for major reorganization and optimization of the cerebral cortex. This maturation is mirrored by major cognitive improvements ...
(Doctoral thesis / Doktoravhandling, 2019)
The state of the future world is uncertain. Will it rain tomorrow? Will Donald Trump still be president in 2019? Will the world’s average temperature rise by more than 2 ºC? These questions can only be answered probabilistically, ...
(Doctoral thesis / Doktoravhandling, 2019)
Postpartum depression has been recognized as a serious condition by clinicians and researchers for decades, yet our understanding of the complexities of depressive symptomatology during the perinatal period is still in its ...
(Doctoral thesis / Doktoravhandling, 2019)
Contemporary cognitive models incorporate an information-processing approach in explaining the causes of depression. The common core in these models is that depression is caused by a vicious cycle of negative thoughts and ...
(Doctoral thesis / Doktoravhandling, 2019)
This dissertation is based on a prospective longitudinal study of fathers’ adverse childhood experiences, partner attachment style, anxious and depressive feelings during pregnancy, and experience of parenting stress in ...
(Doctoral thesis / Doktoravhandling, 2019)
Investigating the impact of school-age children’s ToM (declarative knowledge) on the way they interact (procedural skills) with another child and their performance in cooperative problem-solving tasks is a valid way to ...
(Doctoral thesis / Doktoravhandling, 2018)
In this thesis different genetically informative designs were used in order to better understand the genetic and environmental etiology of childhood ADHD. Although several prenatal environmental risk factors are correlated ...
(Doctoral thesis / Doktoravhandling, 2018)
(Doctoral thesis / Doktoravhandling, 2018)
Anxiety and depression are among the most common mental disorders affecting youth. The two disorders often co-occur and can cause significant distress and impairment. Having elevated symptom levels but not fulfilling the ...
(Doctoral thesis / Doktoravhandling, 2018)
Previous research has revealed an association between early language difficulties and later internalizing problems, but less is known about the mechanisms behind this association; the timing, the direction of the associations ...
(Doctoral thesis / Doktoravhandling, 2018)
Hvordan tar foreldre vare på barn i alderen 0-3 år i dag, og hva slags dagligliv blir det for de små barna? Og hva kan vi lære om små barns omsorg og utvikling ved å snakke med foreldre og andre omsorgspersoner om dette ...
(Doctoral thesis / Doktoravhandling, 2018)
(Doctoral thesis / Doktoravhandling, 2018)
(Doctoral thesis / Doktoravhandling, 2018)
Attention is often considered a limited resource that we need to spend wisely, and accordingly resource regulation may play an important role in some attention pathologies. Unilateral spatial neglect is commonly considered ...
(Doctoral thesis / Doktoravhandling, 2017)
Bakgrunn: Depresjon og alkoholproblemer er to av de tre mest vanlige psykiske lidelsene i Norge. Pasienter med depresjon og kjente alkoholproblemer behandles vanligvis innenfor tverrfaglig spesialisert rusmiddelbehandling ...
(Doctoral thesis / Doktoravhandling, 2017)
The work presented contributes to the further understanding and establishment of decision-making deficits in adults with ADHD. The meta-analysis in article I clearly identifies deficits in decision-making as an important ...