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OBJECTIVE The aim of the present study was to examine the association of insomnia symptoms with demographic and physical and mental conditions in a large population-based study. METHODS Cross-sectional data on insomnia and comorbid conditions were gathered from 47,700 individuals aged 20-89 in Norway. Comorbid conditions included anxiety and depression(More)
Widespread pain (WSP) is common in the general population and is associated with poor outcomes. The aim of this study was to quantify the risk for medically certified disability pension from WSP. We further studied how other common physical symptoms, common mental disorders and functional limitations influenced this risk. A prospective cohort design was(More)
The fetal origins of adult disease (FOAD) hypothesis suggests that risk factors from intrauterine environmental exposures affect the fetus' development during sensitive periods, and increases the risk of specific diseases in adult life. This link was initially observed between prenatal exposures and adult coronary heart disease, but corresponding(More)
BACKGROUND The public receives mixed messages about the harmfulness of alternative tobacco products to cigarettes, and little is known about what present and potential users of these products actually think about their relative harmfulness. METHODS In a nationally representative survey of 2415 Norwegian adolescents aged 16-20 years, participants were(More)
Cigarette smoking is increased in people with trait anxiety and anxiety disorders, however no longitudinal data exist illuminating whether smoking in adolescence can influence the developmental trajectory of anxiety symptoms from early vulnerability in infancy to adult anxiety expression. Using The Tracing Opportunities and Problems in Childhood and(More)
OBJECTIVE Rates of disability pension (DP) awards remain high in most developed countries. We aimed to estimate the impact of anxiety and depression on DPs awarded both for mental and for physical diagnoses and to estimate the relative contribution of sub case-level anxiety and depression compared with case-level symptom loads. METHODS Information from a(More)
PURPOSE It is generally accepted that mental health problems are unequally distributed across population strata defined by socioeconomic status (SES), with more problems for those with lower SES. However, studies of this association in children and adolescents are often restricted by the use of global measures of mental health problems and aggregation of(More)
Epidemiologic studies have reported an association between depression and continuing smoking during pregnancy. However, differences in study design and methodology challenge study comparability. The purpose of this study was to examine the relationship between maternal depression and continuing smoking among pregnant European women while adjusting for(More)
OBJECTIVE Depression and insomnia are closely linked, yet our understanding of their prospective relationships remains limited. The aim of the current study was to investigate the directionality of association between depression and insomnia. METHODS Data were collected from a prospective population-based study comprising the most recent waves of the(More)
AIMS To examine associations of abstention, alcohol consumption and problem drinking with subsequent disability pensioning (DP), and whether previous excessive consumption ('sick-quitting') could explain some of the increased risk for DP among abstainers. DESIGN Prospective population-based study. SETTING AND PARTICIPANTS Data were from two waves of the(More)