Association of physical activity, sedentary time, and sleep duration on the health-related quality of life of college students in Northeast China

Table 3 PCS and MCS scores of Chinese college students according to different ST groups ^a

ST ^b	N	PCS ^c	P value	MCS ^d	P value
Total			0.321		0.160
< 6 h/day	240	49.47 (8.91)		50.32 (8.92)
6–< 8 h/day	291	49.66 (8.27)		50.30 (9.42)
8–< 10 h/day	218	50.65 (7.42)		48.74 (10.40)
≥10 h/day	177	50.47 (7.47)		50.64 (9.36)
Male			0.452		0.607
< 6 h/day	93	49.98 (8.39)		51.27 (9.36)
6–< 8 h/day	97	50.01 (9.04)		49.86 (10.62)
8–< 10 h/day	61	51.32 (7.33)		49.40 (11.74)
≥10 h/day	57	51.75 (7.06)		51.20 (9.64)
Female			0.575		0.174
< 6 h/day	147	49.15 (9.23)		49.71 (8.61)
6–< 8 h/day	194	49.49 (7.88)		50.52 (8.77)
8–< 10 h/day	157	50.39 (7.46)		48.48 (9.85)
≥10 h/day	120	49.86 (7.60)		50.37 (9.25)

^a Values are presented as mean (SD). ^b ST: sedentary time. ^c PCS: physical component summary. ^d MCS: mental component summary

ISSN: 1477-7525