Descriptive information of the dependent, independent and confounding variables.

<p>Chi-square tests are performed for categorical variables and one-way ANOVA analyses for continuous variables.</p

Multinomial logistic regression analysis of educational attainment at age 19 and difference scores of externalizing, internalizing and attention problems between age 11 and 16.

<p>*p<0.05; **p<0.01; ***p<0.001.</p><p>Model 1: Adjusted for baseline mental health problems | Model 2: Adjusted for age, gender, IQ, parental educational level, physical health, and baseline mental health problems | Model 3: Adjusted for age, gender, IQ, parental educational level, physical health, internalizing or/and externalizing or/and attention problems and baseline mental health problems.</p

Multinomial logistic regression analysis of educational attainment at age 19 and externalizing, internalizing and attention problems at age 11.

<p>*p<0.05; **p<0.01; ***p<0.001.</p><p>Model 1: Crude model | Model 2: Adjusted for age, gender, IQ, parental educational level and physical health |Model 3: Adjusted for age, gender, IQ, parental educational level, physical health, internalizing or/and externalizing or/and attention problems.</p

The Dutch educational system.

<p>The Dutch educational system.</p