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Total change in BMI, %body weight and waist circumference per Δkm/week in male runners by the number of years run at 19 or more kilometers per week after adjustment for Δ age and mean age. Significance levels are coded *P<0.05; †P<0.01; ‡P<0.001 and §P<0.0001. The trend for an inverse relationship between the slopes and the number of years run were all significant at P<0.0001.
