Table 2.

Multivariable linear regression model predicting child BMI z-score with overnight sleep duration as a categorical variable.

Variable	B	SE	t	P-value
Intercept	−1.719	0.711	−2.417	0.015
Overnight sleep duration
<8 hrs	1.459	0.688	2.120	0.035*
8.01 to 10 hrs	0.694	0.293	2.372	0.018*
10.01 to 12 hrs	0.522	0.290	1.798	0.073
>12 hrs	Ref	Ref	Ref	Ref
Age	−0.015	0.052	−0.284	0.868
Gender (Female)	−0.060	0.106	−0.563	0.573
Family income	−0.046	0.023	−1.988	0.046*
Caregiver education	−0.085	0.043	−1.986	0.048*
Caregiver BMI	0.031	0.007	4.493	<0.001*
FNPA- meal patterns	0.011	0.056	0.194	0.858
FNPA- eating habits	0.155	0.060	2.574	0.011*
FNPA- food choices	−0.014	0.059	−0.229	0.828
FNPA- beverage choices	−0.020	0.047	−0.425	0.672
FNPA- restriction/reward	0.066	0.045	1.458	0.144
FNPA- screen time	−0.026	0.035	−0.755	0.451
FNPA- healthy environment	0.006	0.054	0.103	0.922
FNPA- activity involvement	0.042	0.052	0.803	0.421
FNPA- child activity	0.076	0.049	1.562	0.122
Site #1	−0.199	0.223	−0.892	0.373
Site #2	−0.470	0.164	−2.862	0.004
Site #3	−0.191	0.186	−1.029	0.304
Site #4	−0.072	0.269	−0.238	0.788
Site #5	Ref	Ref	Ref	Ref

^*p < 0.05.

To protect anonymity, site names are not displayed in the table. In total, 398 children were included in the model.