Table 5.

Percent (95% CI) consuming ≥ 30% total daily kcal at last meal or snack before bedtime by sleep duration and BMI group ^a

		≥30% of total daily kcal at last meal or snack near bedtime^b (n= 8,752)

Characteristic	Subgroup N	% (95% CI)	P^c
Sleep duration			^***
Short	787	9.9 (7.2, 13.3)
Intermediate	6,501	15.7 (14.4, 17.1)
Long	1,464	23.1 (20.1, 26.4)
BMI
Underweight	70	16.1 (6.2, 35.7)
Normal weight	1,810	17.8 (15.5, 20.4)
Overweight	3,506	16.3 (14.4, 18.3)
Obese	3,345	16.0 (14.3, 17.9)

All values except subgroup N account for complex survey design and incorporate sample weights.

Near bedtime is defined as being within 3 hours of bedtime with a buffer of one hr

P value obtained from Chi-square tests at

for P < 0.05;

^**

for P < 0.01;

^***

for P < 0.001.

Definitions: CI = confidence interval; sleep duration - short is ≤ 6 hours; intermediate is > 6 and ≤ 9 hours; long is > 9 hours; underweight is BMI < 18.5; normal weight is BMI ≥ 18.5 and < 25; overweight is BMI ≥ 25 and < 30; obese is BMI ≥ 30.