Associations of Short Sleep and Shift Work Status with Hypertension among Black and White Americans

Table 2

Distribution of work schedules among white and black NHIS participants.

Work schedules of white and black participants in the 2010 NHIS data
Variable	Whites (SE)	95% (CI) lower	95% (CI) upper	Blacks (SE)	95% (CI) lower	95% (CI) upper
Regular daytime shift (%)	72.1 (0.5)	71.0	73.2	65.7 (1.2)	63.3	67.9
Regular evening shift (%)	4.9 (0.2)	4.5	5.5	8.0 (0.7)	6.7	9.6
Regular night shift (%)	3.2 (0.2)	2.9	3.6	5.9 (0.6)	4.8	7.1
Rotating shift (%)	9.5 (0.3)	8.8	10.2	13.2 (0.8)	11.7	14.8

SE: standard error, CI: confidence interval.