Blar i Brage INN på forfatter "Lydersen, Stian"
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Childcare Providers’ Nominations of Preschool Children at Risk for Mental Health Problems: Does it Discriminate Well Compared to the Caregiver-Teacher Report Form (C-TRF)?
Stensen, Kenneth; Lydersen, Stian; Stenseng, Frode; Wallander, Jan Lance Anders; Tveit, Håvard; Drugli, May Britt (Peer reviewed; Journal article, 2021)Childcare providers are vanguards in identifying children at risk for mental health problems. Thus, the aim of the current study was to investigate the accuracy of childcare providers’ nominations of children at risk for ... -
Do changes in persistent organic pollutants after bariatric surgery cause endocrine disruption?
Jansen, Aina; Aaseth, Jan Olav; Lyche, Jan Ludvig; Berg, Jens Petter; Müller, Mette Helen Bjørge; Lydersen, Stian; Farup, Per Grønaas (Peer reviewed; Journal article, 2022)Background Bariatric surgery results in weight loss, marked endocrine changes and the release of persistent organic pollutants (POPs). The release of POPs might cause endocrine disruption. The study aimed to explore ... -
Do toddlers’ levels of cortisol and the perceptions of parents and professional caregivers tell the same story about transition from home to childcare? A mixed method study
Drugli, May Britt; Nystad, Kathrin; Lydersen, Stian; Brenne, Anne Synnøve (Peer reviewed; Journal article, 2023)Introduction: Enrolling in childcare represents the first transition in toddlers’ lives and lays the foundation for their well-being in childcare centers going forward. Child cortisol levels may be an indicator of how ... -
Does the Incredible Years Teacher Classroom Management Training programme have positive effects for young children exhibiting severe externalizing problems in school?: A quasi-experimental pre-post study.
Kirkhaug, Bente; Drugli, May Britt; Handegård, Bjørn Helge; Lydersen, Stian; Aasheim, Merete; Fossum, Sturla (Journal article; Peer reviewed, 2016)Background: Young children exhibiting severe externalizing problems in school are at risk of developing several poor outcomes. School-based intervention programs have been found to be effective for students with different ... -
Does thrive by three, a quality-building intervention in childcare centres, strengthen children’s language skills?
Lekhal, Ratib; Drugli, May Britt; Karlsen, Lisa-Marie; Lydersen, Stian; Buøen, Elisabet Solheim (Peer reviewed; Journal article, 2023)This study examined the effectiveness of the Thrive by Three intervention for 1- to 3-year-old’s language development. Data from 78 childcare centres, 187 toddler classrooms, and 1561 children (91.4% native Norwegian) were ... -
Effect of Age and Level of Education on Neurocognitive Impairment in HIV Positive Zambian Adults
Kabuba, Norma Namasiku Zewelanji; Menon, Anitha; Franklin, Donald R.; Lydersen, Stian; Heaton, Robert K.; Hestad, Knut (Peer reviewed; Journal article, 2018)Objective: Older age and lower education levels are known to be associated with worse neurocognitive (NC) performance in healthy adults, and individuals with HIV infection may experience accelerated brain/cognition aging. ... -
Elevated cortisol levels in Norwegian toddlers in childcare
Drugli, May Britt; Solheim, Elisabet; Lydersen, Stian; Moe, Vibeke; Smith, Lars; Berg-Nielsen, Turid Suzanne (Journal article; Peer reviewed, 2017)Abstract Meta-analytic evidence suggests that children have higher cortisol levels in childcare than at home. In the present study change of morning to mid-afternoon levels of cortisol was explored at home and in childcare ... -
Functional Bowel Disorders Are Associated with a Central Immune Activation
Farup, Per Grønaas; Ueland, Thor; Rudi, Knut; Lydersen, Stian; Hestad, Knut (Peer reviewed; Journal article, 2017)Background. Subjects with depression and unexplained neurological symptoms have a high prevalence of gastrointestinal comorbidity probably related to the brain-gut communication. This study explored associations between ... -
Investigating the Measurement Invariance of the Caregiver-Teacher Report Form (C-TRF) Factors in a Norwegian Early Childhood Education and Care Context
Stensen, Kenneth; Lydersen, Stian; Ranøyen, Ingunn; Lekhal, Ratib; Drugli, May Britt; Buøen, Elisabet Solheim (Peer reviewed; Journal article, 2023)The Caregiver-Teacher Report Form (C-TRF) is an instrument frequently used by researchers and clinicians to assess psychopathology in preschool children based on information from early childhood education and care ... -
Neuropsychological function in individuals with morbid obesity: A cross-sectional study
Sargénius; Lydersen, Stian; Hestad, Knut (Journal article; Peer reviewed, 2017)Background:Previous research has shown cognitive dysfunction to be present in a significant number ofindividuals with obesity. The objective of this study was to assess the neuropsychological profile of morbidlyobese ... -
Promoting the Quality of Teacher-Toddler Interactions: A Randomized Controlled Trial of “Thrive by Three” In-Service Professional Development in 187 Norwegian Toddler Classrooms
Buøen, Elisabet Solheim; Lekhal, Ratib; Lydersen, Stian; Berg-Nielsen, Turid Suzanne; Drugli, May Britt (Peer reviewed; Journal article, 2021)The effectiveness of the Thrive by Three intervention, a 10-month, multicomponent, in-service professional development model to promote the quality of caregiver-toddler interactions (i.e., process quality), was tested ... -
Psychometric Properties of the Student-Teacher Relationship Scale-Short Form in a Norwegian Early Childhood Education and Care Context
Stensen, Kenneth; Lydersen, Stian; Ranøyen, Ingunn; Klöckner, Christian Andreas Nikolaus; Buøen, Elisabet Solheim; Lekhal, Ratib; Drugli, May Britt (Peer reviewed; Journal article, 2023)The Student-Teacher Relationship Scale-Short Form (STRS-SF) is one of the most frequently used instruments globally to measure professional caregivers’ perceptions of the relationship quality with a specific child. However, ... -
Teacher Nominations of Preschool Children at Risk for Mental Health Problems: how False Is a False Positive Nomination and What Make Teachers Concerned?
Stensen, Kenneth; Lydersen, Stian; Stenseng, Frode; Wallander, Jan Lance Anders; Drugli, May Britt (Peer reviewed; Journal article, 2021)Identification attempts in populations with a low prevalence of problems usually result in a considerable number of false positives. Thus, the aim of the current study was to investigate the false positive rate following ... -
Toddlers' stress during transition to childcare
Nystad, Kathrin; Drugli, May Britt; Lydersen, Stian; Lekhal, Ratib; Buøen, Elisabet Solheim (Peer reviewed; Journal article, 2021)In toddlers, the transition from home to childcare might elicit high levels of the stress hormone cortisol. Measuring cortisol may give an indicator for children’s experience and hence, may help improve this transition. ... -
Visual-Constructional Ability in Individuals with Severe Obesity: Rey Complex Figure Test Accuracy and the Q-Score
Sargenius, Hanna; Bylsma, Frederick; Lydersen, Stian; Hestad, Knut (Peer reviewed; Journal article, 2017)The aims of this study were to investigate visual-construction and organizational strategy among individuals with severe obesity, as measured by the Rey Complex Figure Test (RCFT), and to examine the validity of the Q-score ...