Table 1. Characteristics of 47 540 F1 Participants and Their F0 Mothers, by F0 Diethylstilbestrol Use During Pregnancy.
| Characteristic | Diethylstilbestrol Use During F0 Pregnancy, No. (%) | |
|---|---|---|
| Yes (n = 861) | No (n = 46 679) | |
| F1 race | ||
| White | 822 (95.5) | 44 338 (95.0) |
| African American | 6 (0.7) | 509 (1.1) |
| Asian | 10 (1.2) | 633 (1.4) |
| Other | 23 (2.7) | 1199 (2.6) |
| F1 ethnicity | ||
| Hispanic | 6 (0.7) | 582 (1.2) |
| F0 educational level, y | ||
| <9 | 28 (3.3) | 3228 (6.9) |
| 1-3 High school | 90 (10.5) | 5332 (11.4) |
| 4 High school | 394 (45.8) | 22 921 (49.1) |
| 1-3 College | 244 (28.3) | 10 263 (22.0) |
| ≥4 College | 95 (11.0) | 4199 (9.0) |
| F1 Did not know | 10 (1.2) | 736 (1.6) |
| Missing | 5 (0.6) | 244 (0.5) |
| F1 father’s educational level, y | ||
| <9 | 62 (7.2) | 5001 (10.7) |
| 1-3 High school | 90 (10.5) | 6008 (12.9) |
| 4 High school | 283 (32.9) | 17 511 (37.5) |
| 1-3 College | 185 (21.5) | 7568 (16.2) |
| ≥4 College | 227 (26.4) | 9198 (19.7) |
| F1 did not know | 14 (1.6) | 1393 (3.0) |
| Missing | 3 (0.3) | 261 (0.6) |
| F0 occupation | ||
| Professional | 123 (14.3) | 5094 (10.9) |
| Executive, manager | 12 (1.4) | 284 (0.6) |
| Sales/clerical work | 73 (8.5) | 4502 (9.6) |
| Mechanic/skilled | 4 (0.5) | 355 (0.8) |
| Machine operator/inspector/driver | 15 (1.7) | 594 (1.3) |
| Service worker | 13 (1.5) | 893 (1.9) |
| Laborer/unskilled worker | 18 (2.1) | 1542 (3.3) |
| Farming | 7 (0.8) | 728 (1.6) |
| Military | 0 (0) | 12 (0) |
| No work outside the home | 594 (69.0) | 32 060 (68.7) |
| F1 did not know | 2 (0.2) | 615 (1.3) |
| F1 father’s occupationa | ||
| Professional | 184 (21.4) | 8186 (17.5) |
| Executive, manager | 138 (16.0) | 5011 (10.7) |
| Sales/clerical work | 87 (10.1) | 4706 (10.1) |
| Mechanic/skilled | 188 (21.8) | 10 891 (23.3) |
| Machine operator/inspector/driver | 65 (7.5) | 4273 (9.2) |
| Service worker | 35 (4.1) | 1829 (3.9) |
| Laborer/unskilled worker | 74 (8.6) | 5573 (11.9) |
| Farming | 52 (6.0) | 3983 (8.5) |
| Military | 50 (5.8) | 2310 (4.9) |
| No work outside the home | 1 (0.1) | 186 (0.4) |
| F1 did not know | 5 (0.6) | 831 (1.8) |
| F0 smoking during pregnancy | ||
| Yes | 282 (32.9) | 10 857 (23.3) |
| No | 478 (55.5) | 29 440 (63.1) |
| F1 did not know | 76 (8.8) | 4205 (9.0) |
| Missing | 25 (2.9) | 2177 (4.7) |
| F0 Lifetime history of depression | 142 (16.5) | 4985 (10.7) |
| F1 Total No. of children, mean (SD) | 2.07 (0.8) | 2.24 (0.9) |
Abbreviations: F0, mothers of participants in the Nurses’ Health Study II; F1, participants in the Nurses’ Health Study II.
a
F1 father’s occupation categories are not mutually exclusive.