Table 1.

Categorical dose-response relations between physical activity and breast cancer, colon cancer, diabetes, ischemic heart disease, and ischemic stroke

Physical activity in MET minutes/week	Pooled relative risk (95% uncertainty interval)
	Breast cancer	Colon cancer	Diabetes	Ischemic heart disease	Ischemic stroke
<600	Reference	Reference	Reference	Reference	Reference
600-3999	0.967 (0.937 to 0.998)	0.903 (0.851 to 0.952)	0.857 (0.816 to 0.902)	0.837 (0.791 to 0.886)	0.843 (0.779 to 0.918)
4000-7999	0.941 (0.904 to 0.981)	0.833 (0.771 to 0.896)	0.748 (0.701 to 0.799)	0.769 (0.698 to 0.838)	0.810 (0.690 to 0.937)
≥8000	0.863 (0.829 to 0.900)	0.789 (0.735 to 0.850)	0.722 (0.678 to 0.768)	0.754 (0.704 to 0.809)	0.736 (0.659 to 0.811)
Heterogeneity	0.002 (0.0001 to 0.008)	0.005 (0.0003 to 0.018)	0.050 (0.040 to 0.070)	0.042 (0.025 to 0.061)	0.016 (0.001 to 0.043)