Table 5.

Multivariable adjusted risk of all-cause mortality associated with moderate intensity physical activity stratified by baseline BMI and ER/PR receptor status

BMI at enrollment, kg/m2
<25 (n = 749)
25-29.9 (n = 656)
>30 (n = 518)
HR (95% CI)HR (95% CI)HR (95% CI)
H/wk of moderate activity
    <1RefRefRef
    1-<30.52 (0.25-1.10)0.73 (0.37-1.43)0.84 (0.42-1.70)
    3-<60.42 (0.20-0.90)0.74 (0.38-1.45)0.89 (0.42-1.85)
    >60.38 (0.17-0.85)0.95 (0.47-1.94)0.90 (0.38-2.16)
    P for trend0.010.780.76
ER/PR receptor status
ER and/or PR negative (n = 614)
ER/PR positive (n = 1,327)

HR (95% CI)
HR (95% CI)
H/wk of moderate activity
    <1RefRef
    1-<30.80 (0.41-1.54)0.64 (0.38-1.06)
    3-<61.06 (0.56-2.00)0.46 (0.26-0.79)
    >60.75 (0.36-1.59)0.59 (0.34-1.04)
    P for trend0.690.01
  • NOTE: Adjusted for age at enrollment into cohort, number of positive nodes, stage, weight at 18 y, education level and smoking status.