Table 2.

Association of amount of leisure-time physical activity with risk of death from all causes, CVD, cancer and other causes

	Total subjects	None/almost none (never, or less than 1 h per week)	Low (1.0-2.9 h per week)	Intermediate (3.0-4.9 h per week)	High (5.0 h or more per week)	P for trend
		All subjects
No. of subjects	467 729	332 829	51 578	32 554	50 768
Total mortality
No.	65 858	45 963	6940	4625	8330
HR (95% CI)a		1.00 (reference)	0.85 (0.81-0.90)	0.86 (0.81-0.92)	0.86 (0.82-0.91)	< 0.001
CVD mortality
No.	19 381	13 478	2003	1376	2524
HR (95% CI)a		1.00 (reference)	0.83 (0.78-0.89)	0.86 (0.78-0.94)	0.84 (0.77-0.92)	< 0.001
Cancer mortality
No.	25 048	17 283	2701	1828	3236
HR (95% CI)a		1.00 (reference)	0.92 (0.88-0.95)	0.94 (0.87-1.00)	0.93 (0.89-0.98)	< 0.001
Other causes
No.	21 429	15 202	2236	1421	2570
HR (95% CI)a		1.00 (reference)	0.82 (0.77-0.88)	0.80 (0.76-0.85)	0.80 (0.75-0.86)	< 0.001
		Excluding first 3 years of follow-up
No. of subjects	453 948	322 806	49 953	31 730	49 459
Total mortality
No.	57 473	39 890	6142	4108	7333
HR (95% CI)a		1.00 (reference)	0.87 (0.83-0.92)	0.89 (0.84-0.94)	0.89 (0.85-0.94)	< 0.001
CVD mortality
No.	16 683	11 538	1748	1202	2195
HR (95% CI)a		1.00 (reference)	0.85 (0.79-0.91)	0.87 (0.79-0.96)	0.87 (0.79-0.96)	< 0.001
Cancer mortality
No.	21 640	14 898	2347	1602	2793
HR (95% CI)a		1.00 (reference)	0.92 (0.88-0.97)	0.96 (0.90-1.02)	0.96 (0.92-1.00)	0.013
Other causes
No.	19 150	13 454	2047	1304	2345
HR (95% CI)a		1.00 (reference)	0.85 (0.79-0.91)	0.83 (0.79-0.88)	0.85 (0.79-0.90)	< 0.001

^aThe calculations of hazard ratios were adjusted for age, sex, educational level, marital status and smoking pack-years.