TABLE I.
BASELINE CHARACTERISTICS1 AMONG POSTMENOPAUSAL WOMEN IN THE MULTIETHNIC COHORT ACCORDING TO CATEGORY OF ALCOHOL INTAKE
| Characteristics | Alcohol consumption/day |
||||
|---|---|---|---|---|---|
| Nondrinkers (0 g/day) |
<1 drink/day (>0 to <12 g/day) |
1 to <2 drinks/day (12 to <24 g/day) |
≥2 drinks/day (≥24 g/day) |
||
| No. of women | 25,878 | 11,546 | 1,873 | 2,277 | |
| Age at cohort entry, mean | 62.0 | 60.1 | 60.3 | 60.3 | |
| Ethnicity, % | |||||
| African American | 15.9 | 15.9 | 13.7 | 15.1 | |
| Japanese American | 39.8 | 20.7 | 12.5 | 8.7 | |
| Latina | 22.2 | 23.7 | 13.3 | 9.7 | |
| Native Hawaiian | 6.7 | 6.3 | 7.1 | 6.9 | |
| White | 33.3 | 53.3 | 59.6 | ||
| Body mass index (kg/m2), % | |||||
| <25 | 49.4 | 57.5 | 64.9 | 66.6 | |
| 25 to <30 | 30.4 | 29.4 | 24.6 | 24.3 | |
| ≥30 | 20.2 | 13.1 | 10.5 | 9.1 | |
| Age at menarche, % | |||||
| ≤12 | 47.2 | 47.1 | 47.8 | 43.5 | |
| 13–14 | 39.6 | 39.8 | 38.6 | 43.0 | |
| 15+ | 13.1 | 13.1 | 13.6 | 13.5 | |
| Age at menopause, % | |||||
| <45 | 16.3 | 15.1 | 16.4 | 15.8 | |
| 45–49 | 31.9 | 31.4 | 29.7 | 33.8 | |
| 50–54 | 41.1 | 42.6 | 40.8 | 40.0 | |
| ≥55 | 10.7 | 10.9 | 13.1 | 10.4 | |
| Nulliparous, % | 11.0 | 12.7 | 14.9 | 17.4 | |
| Hormone therapy use, % | |||||
| Never | 56.9 | 50.2 | 49.9 | 51.2 | |
| Past | 16.7 | 17.7 | 16.2 | 19.5 | |
| Current ET | 3.9 | 4.4 | 5.2 | 4.6 | |
| Current EPT | 22.6 | 27.7 | 28.7 | 24.6 | |
| Ever OC use, % | 34.3 | 41.2 | 41.3 | 42.0 | |
| Current smokers, % | 11.8 | 15.2 | 23.7 | 30.6 | |
| Diabetes, % | 13.5 | 5.6 | 5.5 | 5.2 | |
| Hypertension, % | 39.9 | 33.0 | 30.7 | 37.6 | |
| Family history of endometrial cancer, % | 1.4 | 1.3 | 1.3 | 2.0 | |
1
Standardized to the age and ethnicity distribution of postmenopausal women in the study.