Clustering of high school dropout on the family level for complete cases (n = 7730).

Figures are intraclass coefficients (ICC%) and median odds ratios (MOR).aCrude model adjusted for sex and age.bModel adjusted for sex, age, somatic disease, somatic symptoms, psychological distress, insomnia, concentration difficulties, self-rated health and BMI.cModel adjusted for sex, age, somatic disease, somatic symptoms, psychological distress, insomnia, concentration difficulties, self-rated health, BMI, maternal education level and family living situation.