Table.

Childhood factors (at age 8 years) and overweight or obesity in early adulthood

Childhood factors	Total	Normal*	Overweight†	Obese‡	Models A		Model B
	n	%	%	%	OR (95% CI)	OR (95% CI)	OR (95% CI)	OR (95% CI)
Mother’s education
Upper secondary	565?	80.7	16.3	3.0
Lower	1346	77.2	17.6	5.2	1.1 (0.8–1.5)	1.8 (1.1–3.1)
Father’s education
Upper secondary	380	81.1	15.3	3.6
Lower	1393	78.1	16.9	5.0	1.1 (0.8–3.0)	1.2 (0.7–2.5)
Family structure
2 biological parents	1668	78.5	16.6	4.9
Other	292	77.0	19.2	3.8	1.2 (0.9–1.6)	1.8 (0.4–1.5)
Depressive problems
<50th percentile	1094	80.0	15.3	4.7
50th–90th percentile	668	76.1	19.0	4.9	1.3 (1.01–1.70)	1.0 (0.6–1.6)	1.2 (0.9–1.6)	0.9 (0.6–1.5)
≥90th percentile	227	78.0	17.6	4.4	1.2 (0.8–1.8)	0.6 (0.2–1.4)	1.0 (0.7–1.5)	0.4 (0.2–1.1)
Emotional problems
<50th percentile	1266	78.3	17.1	4.6
50th–90th percentile	458	77.3	17.7	5.0	1.0 (0.8–1.4)	1.1 (0.7–1.8)
≥90th percentile	217	81.6	14.3	4.2	0.8 (0.5–1.3)	0.8 (0.4–1.8)
Conduct problems
<50th percentile	953	82.6	14.3	3.1
50th–90th percentile	819	75.6	18.7	5.7	1.5 (1.1–1.9)	2.0 (1.2–3.2)	1.4 (1.03–1.8)	1.8 (1.1–3.1)
≥90th percentile	175	69.7	22.9	7.4	1.9 (1.2–2.8)	3.0 (1.5–6.0)	1.8 (1.1–3.1)	3.0 (1.2–7.3)
Hyperactive problems
<50th percentile	1108	81.1	15.0	3.9
50th–90th percentile	671	75.6	19.5	4.9	1.4 (1.1–1.8)	1.3 (0.8–2.1)	1.2 (0.9–1.6)	1.0 (0.6–1.7)
≥90th percentile	156	73.1	18.6	8.3	1.4 (0.9–2.2)	2.3 (1.2–4.6)	1.0 (0.6–1.7)	1.4 (0.6–3.3)

Underweight adults (BMI < 18.5) were excluded.

All models including mental health variables are adjusted with mother’s education level and young adult’s age at follow-up.

Models A include only 1 mental heath variable at a time. Model B includes all mental health variables that were statistically significant in the previous step.

^*BMI <25; n = 1770.

^†15 ≤ BMI <30; n = 343.

^‡BMI ≥ 30; n = 98.