Table 1.
Characteristics of each sub-cohort by key selected variables
| Variable | E+P | E-alone | DMT | OS |
|---|---|---|---|---|
| N = 16608 | N = 10739 | N = 48835 | N = 93676 | |
| Age at baseline (mean, yrs) | 63.27 | 63.59 | 62.26 | 63.61 |
| Race/ethnicity (%) | ||||
| American Indian | 0.34 | 0.70 | 0.42 | 0.45 |
| Asian/Pacific Islander | 2.19 | 1.53 | 2.27 | 2.85 |
| Black | 6.77 | 15.06 | 10.78 | 8.15 |
| Hispanic | 5.35 | 6.10 | 3.80 | 3.87 |
| White | 83.97 | 75.26 | 81.41 | 83.28 |
| Unknown | 1.40 | 1.36 | 1.32 | 1.40 |
| College graduate (%) | 34.86 | 23.90 | 38.10 | 41.98 |
| BMI (mean, kg/m2) | 28.48 | 30.08 | 29.12 | 27.26 |
| Hypertension (%) | 29.96 | 40.34 | 35.48 | 33.47 |
| High cholesterol requiring pills (%) | 12.70 | 15.20 | 11.98 | 15.04 |
| Current smoking (%) | 10.47 | 10.48 | 6.73 | 6.27 |
| Dietary intake (Mean) | ||||
| Total energy intake (kcal/d) | 1673.24 | 1652.72 | 1789.36 | 1572.46 |
| Energy from fat (%) | 33.24 | 34.22 | 37.77 | 30.17 |
| Physical activity (mean, METs/wk) | 11.51 | 9.67 | 10.08 | 13.69 |
| Family history of diabetes (%) | 33.51 | 39.39 | 35.08 | 33.08 |
E+P (Estrogen plus Progestin Trial), E-alone (Estrogen-alone Trial), DMT (Diet Modification Trial), OS (Observational Study), BMI (body mass index), MET (metabolic equivalent task).