Table 4 Subgroup of the association between BMI and incidence of prostate cancer
Stratification criteria | Per 5 kg/m2, RR (95% CI) | |
|---|---|---|
Study location | Asia | 1.23 (0.79, 1.92) |
North America | 1.03 (1, 1.05) | |
Europe | 1.01 (0.97, 1.05) | |
Asia versus North America (P value) | 0.033 | |
Asia versus Europe (P value) | 0.014 | |
North America versus Europe (P value) | 0.409 | |
Measure | BMI measured | 1.04 (1.01, 1.07) |
BMI self-measured | 1.02 (0.98, 1.05) | |
P value | 0.397 | |
Duration | Duration of follow-up ≥ 10 years | 1.01 (0.99, 1.04) |
Duration of follow-up < 10 years | 1.04 (1.01, 1.07) | |
P value | 0.131 | |