Table 2.

Overweight and exclusive breast-feeding exposure: children aged 2 to 9 years (n 14 726) from eight European countries, IDEFICS study

	OR	95 % CI
Model 1: Breast-fed exclusively and overweight*
Never exclusively breast-fed	1·00	Ref.
1–3 months	0·90	0·79, 1·01
4–6 month	0·72	0·64, 0·81
7–12 months	0·92	0·74, 1·15
Model 2: Model 1+demographic characteristics (child's age, sex and birth weight)
Never exclusively breast-fed	1·00	Ref.
1–3 months	0·85	0·75, 0·96
4–6 months	0·68	0·60, 0·77
7–12 months	0·86	0·69, 1·08
Model 3, fully adjusted model: Model 2+SES (income, maternal education and overweight, family structure, tobacco use, foreign-born parent)†
Never exclusively breast-fed	1·00	Ref.
1–3 months	0·87	0·74, 1·00
4–6 months	0·77	0·66, 0·90
7–12 months	0·95	0·73, 1·23

SES, socio-economic status; Ref., referent category.

*Adjusted for survey centre.

†Fewer observations in Model 3.