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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: Sleep Med. 2015 Jun 29;18:61–66. doi: 10.1016/j.sleep.2015.06.008

Table 3.

Analysis of covariance results comparing weekday sleep schedules of Hispanic and Caucasian children.

Variable Phase 1 Weekday Bedtime
(B/SE)		 Phase 1 Weekday Wake Time
(B/SE)		 Phase 2 Weekday Bedtime
(B/SE)		 Phase 2 Weekday Wake Time
(B/SE)
Age 0.118 (0.020)** −0.009 (0.018) 0.212(0.023)** −0.055 (0.021)*
Female Gender −0.029 (0.063) 0.017 (0.057) −0.050(0.078) −0.054 (0.072)
College Education 0.020 (0.068) −0.030 (0.061) 0.161 (0.085) 0.089 (0.078)
Household Income 0.115 (0.068) −0.004 (0.061) −0.002(0.084) −0.074 (0.077)
BMI percentile 0.003 (0.001)* <0.0001 (0.001) <0.0001(0.001) −0.002 (0.001)*
Hispanic 0.453 (0.069)** 0.080 (0.062) 0.213(0.086)* 0.087 (0.079)

Compared with Caucasian children, Hispanic children maintain a later bedtime at both phase 1 and phase 2. There is no significant difference seen in wake time based on ethnicity. Data are presented as B coefficient (standard error (SE)).

Abbreviation: BMI: Body mass index.

*

p < 0.05.

**

p < 0.0001.