Alcohol intake (g/day) | Total | 0 | 0.1–5 | 5.1–15 | >15 | Per 5 g/day increase |
---|---|---|---|---|---|---|
No. of participants | 45,233 | 10,153 | 22,249 | 11,734 | 1,097 | |
Person-year | 758,430 | 151,813 | 354,589 | 221,531 | 30,497 | |
Total breast cancer (No.) | 1,385 | 276 | 646 | 421 | 42 | |
RR (95 % CI)- unadjusted | 1.0 | 1.07 (0.92–1.25) | 1.24 (1.06–1.45) | 1.29 (0.99–1.67) | 1.02 (1.00–1.04) | |
RR (95 % CI)- adjusted | 1.0 | 1.03 (0.89–1.20) | 1.16 (0.99–1.36) | 1.17 (0.90–1.53) | 1.01 (0.98–1.04) | |
ER(+)/PR(+) breast cancer (No.) | 718 | 140 | 353 | 205 | 19 | |
RR (95 % CI)- unadjusted | 1.0 | 1.17 (0.95–1.46) | 1.25 (1.00–1.56) | 1.21 (0.83–1.77) | 1.02 (0.98–1.05) | |
RR (95 % CI)- adjusted | 1.0 | 1.13 (0.91–1.40) | 1.17 (0.93–1.47) | 1.11 (0.76–1.63) | 1.01 (0.97–1.05) | |
ER(+)/PR(−) breast cancer (No.) | 196 | 39 | 88 | 65 | 4 | |
RR (95 % CI)- unadjusted | 1.0 | 0.99 (0.66–1.50) | 1.31 (0.87–1.99) | 1.04 (0.51–2.15) | 1.01 (0.95–1.08) | |
RR (95 % CI)- adjusted | 1.0 | 1.00 (0.66–1.51) | 1.35 (0.89–2.06) | 1.09 (0.53–2.25) | 1.02 (0.95–1.08) | |
ER(−)/PR(−) breast cancer (No.) | 187 | 45 | 83 | 51 | 8 | |
RR (95 % CI)- unadjusted | 1.0 | 0.95 (0.64–1.42) | 1.03 (0.67–1.57) | 1.27 (0.64–2.52) | 1.01 (0.92–1.10) | |
RR (95 % CI)- adjusted | 1.0 | 0.90 (0.60–1.33) | 0.91 (0.59–1.39) | 1.04 (0.52–2.08) | 0.98 (0.87–1.33) |