Table S1.
Study population characteristics
| Characteristic | Study | |||
| WHI, n = 1,864 | InCHIANTI, n = 200 | PEG, n = 256 | NSHD, n = 790 | |
| Sample tested | Blood | Blood | Blood/saliva | Buccal |
| Chronological age in years, mean (SD) | 65.3 (7.1) | 70.6 (7.6) | 67.9 (12.0) | 53 (0) |
| Non-Hispanic black, frequency | 0.32 | 0 | 0.01 | 0 |
| Hispanic, frequency | 0.21 | 0 | 0.09 | 0 |
| Current smoker, frequency | 0.102 | 0.125 | 0.04 | 0.21 |
| Former smoker, frequency | 0.364 | 0.120 | 0.38 | 0.30 |
| Age at menopause in years, mean (SD) | 47.4 (6.9) | 49.1 (5.9) | 46.4 (9.0) | 50.3 (3.9) |
| MHT use ever, frequency | 0.39 | 0.12 | 0.71 | 0.57 |