Table 5.

Association between physical activity and health-related quality of life (physical and mental components)

Variables	Physically active		Physically inactive		Difference
	Mean	SE	Mean	SE	Mdiff(95% CI)	ES(d)	P value
Crude analysis (Wilks’ λ=0.956, F(2,431)=10.03, P<0.001)
PCS	45.3	0.93	39.8	0.84	5.6 (3.2 to 8.1)	0.55	<0.001
MCS	47.3	0.78	45.7	0.80	1.6 (−0.7 to 3.8)	0.21	0.173
Adjusted analysis (Wilks’ λ=0.962, F(2,423)=8.44, P<0.001)*
PCS	45.1	0.97	39.9	0.83	5.2 (2.5 to 7.6)	0.47	<0.001
MCS	47.4	0.87	45.6	0.74	1.7 (−0.5 to 4.1)	0.26	0.127

*Adjusted for age, gender, marital status, education, smoking, chronic disease, body mass index and waist:hip ratio.

ES(d), mean difference/pooled SD; M_diff, mean difference; MCS, mental component summary score; PCS, physical component summary score.