Appendix Table 1.

Percentage or mean ± SD for demographic characteristics by condition for managers/employees with valid baseline actigraphy data

	Employees (n=1,220)			Managers (n=65)
	Usual Practice (n = 568)	Intervention (n = 652)	P-value	Usual Practice (n = 32)	Intervention (n = 33)	P-value
Female	91.7%	93.7%	0.20	90.6%	93.9%	0.67*
Age	38.9±12.3	37.8±12.7	0.13	45.9±11.9	43.2±9.2	0.31
Race			0.11			0.67*
White	66.4%	70.8%		90.6%	93.9%
Black	12.3%	13.2%		0.0%	0.0%
Hispanic	14.6%	10.2%		0.0%	0.0%
Other	6.8%	5.8%		9.4%	6.1%
Married or living with partner	64.1%	64.1%	0.99	71.9%	72.7%	0.94
No of Children	1.1±1.2	1.0±1.2	0.39	0.9±1.0	1.0±1.1	0.73
Elder Care	28.4%	31.2%	0.29	21.9%	33.3%	0.30
Education			0.25			0.13*
Less than High School Graduate	6.3%	6.2%		0.0%	0.0%
High School Graduate	30.5%	35.6%		0.0.%	12.1%
Some College or technical school	50.0%	47.4%		50.0%	51.5%
College graduate	13.2%	10.9%		50.0%	36.4%
Hours worked per week	40.7±10.9	39.2±9.4	0.01	47.2±6.8	52.0±13.2	0.07
Shift			0.30			0.34*
Variable	4.0%	4.4%		15.6%	21.2%
Regular daytime	51.4%	50.9%		68.8%	75.8%
Regular evening	33.0%	34.0%		9.4%	0.0%
Regular night	2.2%	0.9%		0.0%	0.0%
Rotating	6.0%	5.5%		0.0%	0.0%
Split	2.5%	1.9%		3.1%	0.0%
Other	1.1%	2.5%		3.1%	3.0%

^*Fisher's exact test used as one or more expected cell counts <5

Note: Descriptives shown for all subjects included in self-reported sleep outcome analysis. For the following patient characteristics, we observed some missing data on the survey items: EMPLOYEES: age (1 missing from intervention group and 1 missing from usual practice), no. of children (1 missing from usual practice), total hours worked per week (2 missing from intervention group and 2 missing from control group). MANAGERS: none missing