From: A genome-wide linkage study of mammographic density, a risk factor for breast cancer
Covariate | All sites together (n= 3,253) | Australia (n= 1,534) | Northern California (n= 578) | Ontario (n= 1,166) |
---|---|---|---|---|
Intercept | 6.17 (0.72) | 5.56 (1.00) | 6.62 (1.69) | 6.01 (1.33) |
Age at mammogram | -0.057 (0.0042) | -0.056 (0.0056) | -0.040 (0.011) | -0.061 (0.0076) |
Weight, kg | -0.065 (0.0024) | -0.058 (0.0034) | -0.063 (0.0054) | -0.074 (0.0044) |
Height, cm | 0.041 (0.0044) | 0.041 (0.0060) | 0.033 (0.103) | 0.047 (0.0081) |
Weight squared (centered at 70 kg) | 0.00050 (6.9e-5) | 0.00049 (1.1e-4) | 0.00049 (1.1e-4) | 0.00048 (1.4e-4) |
Number of live births | -0.103 (0.021) | -0.100 (0.028) | -0.109 (0.047) | -0.096 (0.039) |
Postmenopausal status | -0.183 (0.076) | -0.191 (0.109) | -0.056 (0.185) | -0.250 (0.131) |
History of hormone therapy use | 0.151 (0.0657) | 0.133 (0.088) | 0.111 (0.172) | 0.090 (0.115) |