Table 3.
Crude and adjusted odds ratios (polytomous logistic regression models) for daughters’ age at menarche
| Daughters’ age at menarche (years) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| < 12 |
12 |
13 |
>13c |
|||||||||
| Maternal BMI (kg/m2) | No. (%) | Unadjusteda OR (95% CI) |
Adjustedb OR (95% CI) |
No. (%) | Unadjusteda OR (95% CI) |
AdjustedbOR (95% CI) |
No. (%) | Unadjusteda OR (95% CI) |
Adjustedb OR (95% CI) |
No. (%) | Unadjusteda OR (95% CI) |
Adjustedb OR (95% CI) |
| ≥ 30 | 12 (10) | 3.1(1.1, 9.2) | 3.3(1.1, 10.0) | 13 (8) | 2.5(0.9, 7.2) | 2.7(0.9, 8.3) | 7 (5) | 1.5(0.5, 4.9) | 1.8(0.5, 5.8) | 5 (3) | 1.0 | 1.0 |
| 25.0-29.9 | 22 (18) | 1.1(0.6, 2.1) | 1.1(0.6, 2.1) | 23 (15) | 0.8(0.5, 1.5) | 0.8(0.4, 1.5) | 22 (15) | 0.9(0.5, 1.7) | 0.9(0.5, 1.6) | 27 (16) | 1.0 | 1.0 |
| < 25 c | 87 (72) | 1.0 | 1.0 | 122 (77) | 1.0 | 1.0 | 118 (80) | 1.0 | 1.0 | 139 (81) | 1.0 | 1.0 |
a
Adjusted for study site.
b
Adjusted for study site, socioeconomic index, maternal parity, maternal age at menarche and daughter’s race.
c
Reference category.