Table 1.
Prevalence of maternal eating disorders and characteristics of women with/without eating disorders and their offspring (shown for the 10 190 children included in ponderal index models)
| Unexposed women | Women with AN | Women with BN | Women with AN+BN | Women with other psychiatric disorders | |
|---|---|---|---|---|---|
| N (%) | 8900 (87.3) | 137 (1.3) | 165 (1.6) | 68 (0.7) | 920 (9.0) |
| Male offspring, N (%) | 4537 (51.0) | 73 (53.3) | 84 (50.9) | 38 (55.9) | 496 (53.9) |
| Maternal education, N (%) | |||||
| <O-level | 2397 (26.9) | 33 (24.1) | 35 (21.2) | 11 (16.2) | 341 (37.1) |
| O-level | 3169 (35.6) | 35 (25.6) | 58 (35.2) | 16 (23.5) | 330 (35.9) |
| A-level | 2114 (23.8) | 38 (27.7) | 46 (27.9) | 24 (35.3) | 164 (17.8) |
| Degree | 1220 (13.7) | 31 (22.6) | 26 (15.8) | 17 (25.0) | 85 (9.2) |
| Maternal parity, mean (SD) | 0.81 (0.9) | 0.89 (1.1) | 0.78 (1.0) | 0.87 (1.0) | 0.98 (1.1) |
| Maternal prepregnancy BMI (kg/m2), mean (SD) | 22.9 (3.8) | 21.4 (2.9)** | 22.93 (3.9) | 21.5 (3.1)** | 23.1 (4.1) |
| Maternal age (years) | 28.4 (5.4) | 29.1 (4.8) | 28.32 (4.7) | 29.3 (4.6) | 28.5 (5.4) |
**p<0.01.
AN, anorexia nervosa; BMI, body mass index; BN, bulimia nervosa.