Prevalence of psychiatric disorders in preschoolers.
- L. Wichstrøm, T. S. Berg-Nielsen, A. Angold, H. Egger, Elisabet Solheim, Trude Hamre Sveen
- Psychology, MedicineJournal of Child Psychology and Psychiatry and…
- 1 June 2012
The prevalence of disorders among preschoolers was lower than in previous studies from the USA and underscore the fact that the most common disorders of childhood can already be diagnosed in preschoolers, however, rates of disorder in Norway may be higher than in the USA.
The emergence of gender difference in depressed mood during adolescence: the role of intensified gender socialization.
- L. Wichstrøm
- PsychologyDevelopmental Psychology
- 1999
Structural equation modeling and regression analyses showed that the gender difference could be explained, in part, by increased developmental challenges for girls--pubertal development, dissatisfaction with weight and attainment of a mature female body, and increased importance of feminine sex role identification.
Harter's Self-Perception Profile for Adolescents: reliability, validity, and evaluation of the question format.
- L. Wichstrøm
- PsychologyJournal of Personality Assessment
- 1 August 1995
Data indicate that there is no need to retain the time-consuming and cumbersome item format of the original SPPA, and a revised version of SPPA developed using only one statement for each item had substantially better reliability, better convergent validity, and better factorial validity than the original version.
Predictors of adolescent suicide attempts: a nationally representative longitudinal study of Norwegian adolescents.
- L. Wichstrøm
- Psychology, MedicineJournal of the American Academy of Child and…
- 1 May 2000
Logistic regression analysis showed that future attempts were predicted by previous attempt, female gender, young age, perceived early pubertal development (stronger among girls), suicidal ideation, alcohol intoxication, not living with both parents, and poor self-worth.
Predictors of Norwegian adolescents' sunbathing and use of sunscreen.
- L. Wichstrøm
- PsychologyHealth Psychology
- 1 September 1994
Sunscreen use was predicted by opportunity to sunbathe and skin type, and the effects of perceived risk for skin cancer and peers' use of sunscreen were particularly strong.
Predictors of Non-Suicidal Self-Injury Versus Attempted Suicide: Similar or Different?
- L. Wichstrøm
- PsychologyArchives of Suicide Research
- 10 April 2009
Norwegian high school students completed self-reports in school about non-suicidal self-injury (NSSI), suicide attempt (SA), and risk and protective factors, and these were re-examined 5 years later.
Leisure-time physical exercise: prevalence, attitudinal correlates, and behavioral correlates among young Europeans from 21 countries.
- A. Steptoe, J. Wardle, L. Wichstrøm
- Medicine, EducationPreventive Medicine
- 1 November 1997
Physical exercise levels are highly variable across samples of relatively privileged young Europeans from different countries, and associations with other health behaviors and with emotional well-being suggest that regular physical exercise is consistent with a healthy lifestyle.
Use of anabolic-androgenic steroids in adolescence: winning, looking good or being bad?
- L. Wichstrøm, W. Pedersen
- Psychology, EducationJournal of Studies on Alcohol
- 2001
Logistic regression analyses showed that AAS use was associated with such problem behavior as marijuana (cannabis) involvement and overt nondestruction and, to some extent, with involvement in power sports and disordered eating.
Quality of Life as reported by school children and their parents: a cross-sectional survey
- Thomas Jozefiak, B. Larsson, L. Wichstrøm, F. Mattejat, U. Ravens-Sieberer
- Psychology, MedicineHealth and Quality of Life Outcomes
- 19 May 2008
In the present general population sample, parents reported higher child QoL than did their children, and both the child and parent versions of the Norwegian translations of the KINDL and ILC can be used in surveys of community populations, but in regard to the self-report of 9–10 years old children, only the KindL total QoC scale or the ILC are recommended.
Sexual orientation and suicide attempt: a longitudinal study of the general Norwegian adolescent population.
- L. Wichstrøm, K. Hegna
- PsychologyJournal of Abnormal Psychology
- 1 February 2003
Only same-sex sexual behavior was significantly predictive of suicide attempt among gay, lesbian, and bisexual young people, and the increased odds could not be attributed to GLB students' greater exposure to risk factors for suicide attempt.
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