Table 1: Risk estimates for risk associated with inadequate physical activity by cancer site of interest

Cancer site	Sex	Activity level; relative risk		Source	Activity level; excess relative risk
Cancer site	Sex	Active*	Moderately active†	Source	Moderately inactive†	Inactive§
Lung	Both	0.70	0.84	Tardon et al.⁶ 2005	1.20	1.43
Colorectum	Both	0.76	0.87	Wolin et al.²³ 2009 and Wolin et al.²⁷ 2011	1.15	1.32
Prostate	Men	0.95	0.98	Liu et al.⁹ 2011, Leitzmann⁸ 2011	1.03	1.05
Breast¶	Women	0.75	0.87	Friedenreich et al.²⁴ 2008, Lynch et al.²⁸ 2011	1.16	1.33
Ovary	Women	0.81	0.90	Olsen et al.⁵ 2007	1.11	1.24
Endometrium	Women	0.70	0.84	Cust et al.²⁶ 2011	1.20	1.43

*Protective effects associated with engaging in 3.0 kcal/kg per day or more of physical activity during leisure time.

†Protective effects associated with engaging in 1.5-2.9 kcal/kg per day of physical activity during leisure time.

‡Increased risk estimates associated with engaging in 1.5-2.9 kcal/kg per day physical activity during leisure time.

§Increased risk estimates associated with engaging in less than 1.5 kcal/kg per day of physical activity during leisure time.

¶In postmenopausal women only.