Appendix Table 1.

Days of Child Care Type regressed on Just in Time Work Schedules for Working Parents with a Child Aged 0 to 9 Years Ordered Logistic Regression Coefficients

	Days of Spousal care/week	Days of Grandparent or relative care/week	Days of Babysitter care/week	Days of Sibling care/week	Days Child cares for self/week	Days of Sibling less than 10 or self care/week	Days of Formal day care or school care/week
Worked On-Call	−0.032 (0.42)	−0.043 (0.59)	0.251 ** (2.58)	0.361 *** (3.39)	0.312 (1.45)	0.307 * (1.97)	0.147 (1.58)
Shift Change	0.117 (1.64)	0.248 *** (3.60)	0.130 (1.32)	0.099 (0.95)	0.448 (1.91)	0.158 (0.97)	−0.078 (0.89)
F-test	0.78	4.96	8.95	11.26	6.93	5.08	0.35
	p = 0.376	p=0.0259 †	p=0.003 †	p=.001 †	p=.009 †	p=.024 †	p=.555
n	3668	3667	3650	3651	3644	3642	3653

T-statistics in parentheses;

^*p<0.05

^**p<0.01

^***p<0.001

^†indicates that the F-test of joint significance of on-call and last-minute scheduling changes significant at p<.05.

Models also control for variable schedule, schedule notice, schedule control; parent has more than one child, youngest child age, parental age, race/ethnicity, education, school enrollment, household income, resources to cope with a $400 expense shock, job tenure, usual weekly hours, hourly wage, manager, and interview month. Coefficients on these additional covariates not shown.