Table 2. Multinomial logistic regression analysis of educational attainment at age 19 and externalizing, internalizing and attention problems at age 11.

	Model 1		Model 2		Model 3
	OR	95% CI	OR	95% CI	OR	95% CI
Low vs high educational attainment
Externalizing problems	2.33***	1.78–3.06	1.70**	1.18–2.46	1.41	0.94–2.11
Internalizing problems	1.36*	1.04–1.77	1.32	0.93–1.88	0.70	0.48–1.02
Attention problems	3.48***	2.60–4.66	1.78**	1.20–2.64	3.19***	2.11–4.83
Middle vs high educational attainment
Externalizing problems	1.71***	1.44–2.03	1.56**	1.21–2.01	1.34*	1.03–1.74
Internalizing problems	1.14	0.98–1.32	1.25	1.00–1.56	0.75*	0.60–0.94
Attention problems	2.35***	1.97–2.81	1.53**	1.19–1.96	2.28***	1.77–2.95

*p<0.05; **p<0.01; ***p<0.001.

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.