Correlation between Occupational Stress and Coronary Heart Disease in Northwestern China: A Case Study of Xinjiang

Table 3

Comparison of living habits between the Han and Uygur case groups.

Variable	Han populations ()	Uygur populations ()	value	value
Sleep duration (h)			8.081	0.018
<6	47 (23.3)	33 (30.6)
6-8	128 (63.4)	71 (65.7)
>8	27 (13.4)	4 (3.7)
Physical activity			37.35	<0.001
No	73 (36.1)	75 (69.4)
Yes	129 (63.9)	33 (30.6)