OBJECTIVES This study examines whether there is a difference between urban versus suburban and rural adolescents in their use of health services following two types of self-harm distinguished as self-harm with or without suicide intent. SETTING A nationwide cross-sectional school survey of 11 406 Norwegian adolescents aged 13-19 years in 73 Norwegian junior and senior high schools. PARTICIP...

BACKGROUND The relationship between extended work hours and health is well documented among hospital doctors, but the effect of national differences in work hours on health is unexplored. The study examines the relationship between work hours and self rated health in two national samples of hospital doctors. METHODS The study population consisted of representative samples of 1,260 German and ...

The present study investigated the effects of self-criticism, dependency, and attachment variables in depression among couples. We utilized a multisource design that involved self-reports and spouse reports of personality and depression. This approach enabled us to explore the patterns of relations between self-reported and the spouse's report of the partner's view of self-criticism, dependency...

OBJECTIVE Comorbidity between anxiety and cannabis use is common yet the nature of the association between these conditions is not clear. Four theories were assessed, and a fifth hypothesis tested to determine if the misattribution of stress symptomology plays a role in the association between state-anxiety and cannabis. METHODS Three-hundred-sixteen participants ranging in age from 18 to 71 ...

Urine as well as head and pubic hair samples from drug abusers were analysed for opiates, cocaine and its metabolites, amphetamines, methadone and cannabinoids. Urine immunoassay results and the results of hair tests by means of gas chromatography-mass spectrometry were compared to the self-reported data of the patients in an interview protocol. With regard to the study group, opiate abuse was ...

Self reported smoking status is the primary measure of smoking status for research and policy, providing both a cheaper and more widely accepted indicator than biochemical validation. It is employed in observational studies where analyses seek to explain how socioeconomic background exerts an influence on smoking behaviour. Self report is used, too, for evaluating the effects of population base...