TABLE 2.

Mean BMI (in kg/m²) according to frequency of consumption of types of restaurant food at baseline in 1995

	Never		≥1 time/wk
Type of restaurant food	n	BMI	n	BMI	Difference	P value1
Burgers	5453	26.1 ± 5.42	7790	8.3 ± 7.2	2.2	<0.0001
Fried chicken	3949	25.9 ± 5.4	5811	28.8 ± 7.3	2.9	<0.0001
Fried fish	9026	26.9 ± 6.2	3277	28.8 ± 6.9	1.9	<0.0001
Chinese food	3178	27.6 ± 6.5	5076	28.4 ± 7.0	0.8	<0.0001
Pizza	2556	27.8 ± 6.2	4350	27.6 ± 6.8	0.2	0.28
Mexican food	15,428	28.1 ± 6.6	1600	27.7 ± 6.8	0.4	0.07

¹Derived by using a t test for differences in means.

²Mean ± SD (all such values).