From: Mammographic texture resemblance generalizes as an independent risk factor for breast cancer
Study 2 characteristics | |||
---|---|---|---|
Variable | Control (N = 442) | Case (N = 226) | Pvalue |
Patient age at date of mammography | 54.8 ± 10.5 | 55.8 ± 10.6 | 0.28 |
Age | Â | Â | Â |
 50–59, No. (%) | 125 (28%) | 61 (27%) | 0.73 |
 60–69, No. (%) | 108 (24%) | 58 (26%) | 0.73 |
 70+, No. (%) | 33 (7%) | 22 (10%) | 0.31 |
Body mass index (Kg/m2) | 27.9 ± 6.6 | 27.9 ± 5.5 | 0.96 |
Postmenopause, No. (%) | 277 (63%) | 131 (58%) | 0.24 |
Postmenopausal hormone use | Â | Â | Â |
 Never, No. (%) | 226 (51%) | 124 (55%) | 0.36 |
 Former, No. (%) | 23 (5%) | 9 (4%) | 0.48 |
 Current, No. (%) | 119 (27%) | 64 (28%) | 0.70 |
 Unknown, No. (%) | 74 (17%) | 29 (13%) | 0.19 |
Time to diagnosis/enrollment | 8.1 ±3.4 | 8.6 ±3.9 | 0.09 |
Breast area (cm2) | 168.8 ±72.0 | 169.0 ±67.2 | 0.98 |