Table 3.

OR of fast food consumption (Odds ratios and 95 % confidence intervals; n 13 284)

	Model 1		Model 2†		Model 3‡
	OR	95 % CI	OR	95 % CI	OR	95 % CI
Sleep duration
< 7 h/night	1·40***	1·18, 1·66	1·20*	1·01, 1·43	1·20*	1·01, 1·43
7–8 h/night	1·12	0·97, 1·29	1·05	0·91, 1·21	1·05	0·91, 1·21
> 8 h/night	REF		REF		REF
Age (years)			1·16***	1·11, 1·20	1·16***	1·12, 1·21
Sex
Male			1·20**	1·07, 1·34	1·17**	1·05, 1·30
Female			REF		REF
Race/ethnicity
White			REF		REF
Black			1·01	0·85, 1·20	0·97	0·82, 1·16
Hispanic			0·96	0·82, 1·12	1·02	0·86, 1·21
Other race			0·84	0·64, 1·11	0·85	0·65, 1·12
Reached puberty ( = 1)			1·03	0·91, 1·17	1·02	0·90, 1·15
Mother’s education level
Less than high school					0·84*	0·72, 0·97
High-school diploma/GED					0·91	0·81, 1·02
Some college or more					REF
Perception of neighbourhood safety ( = 1)					0·97	0·84, 1·11
Physical activity level
Low (0–1 times/week)					REF
Medium (2–4 times/week)					1·01	0·89, 1·16
High (≥5 times/week)					0·91	0·78, 1·06
Screen time
Low (0–14 h/week)					REF
Medium (15–28 h/week)					1·17*	1·03, 1·33
High (≥29 h/week)					1·34***	1·18, 1·52
Number of siblings at home					0·95*	0·91, 1·00
Presence of two biological parents at home					0·99	0·88, 1·11

REF, reference; GED, General Educational Development.

Values were significantly different:

^*P<0·05,

^**P<0·01,

^***P<0·001.

^†Model 2 adjusted for demographic covariates (i.e. age, sex, race/ethnicity, and pubertal status).

^‡Model 3 additionally adjusted for social/behavioural covariates (i.e. mother’s education level, perception of neighbourhood safety, physical activity level, screen time, number of siblings at home, and presence of biological parents at home).