Table A2.

Summary of Supplementary Analyses Predicting Child’s Sleep

Variable (reference category)	Child’s sleep deficita		Child’s sleep hours (continuous)		Child’s sleep hours (continuous)		Child low sleepb
	B	SE	B	SE	B	SE	eB	SE
Mother’s work hours (1–19 hours/week)
20–34 hours/week	0.11	0.09	−0.26*	0.13			1.57*	0.36
35–40 hours/week	0.17	0.09	−0.35**	0.12			1.93**	0.42
41+ hours/week	0.08	0.10	−0.23	0.13			1.53	0.36
Work hours (continuous)					−0.01*	0.00
Mother’s work schedule (standard schedule)
Nonstandard schedule	0.07	0.05	−0.06	0.06			1.08	0.11

Note: Data are from the Fragile Families Child and Wellbeing Study. All models adjust for mother’s race, mother’s age, mother’s education, welfare receipt in the past year, mother’s cognitive test scores, mother’s depressive symptoms, father’s age, father’s education, mother’s relationship status, number of kids under age 18 in the household, child’s sex, child’s age, child low birth weight, child physical disability, and Year 3 household income.

^aThe number of hours less than the recommended 10 hours of sleep.

^bThis model excludes children with physical disabilities (2% of the sample).

^*p < .05.

^**p < .01.

^***p < .001.