Table 2.
Association of overweight/obesity at age 15 years with birth weight, body mass index, and maternal prepregnancy BMI
| Total (N=1369) | Boys (N=678) | Girls (N=691) | ||||
|---|---|---|---|---|---|---|
| Variables | Adjusted OR (95% CI)* | P‐value | Adjusted OR (95% CI)* | P‐value | Adjusted OR (95% CI)a | P‐value |
| Children's birth weight | 0.97 (0.92‐1.03) | .311 | 0.95 (0.88‐1.03) | .219 | 0.99 (0.92‐1.08) | .879 |
| (100 g increase) | 1 | 1 | 1 | |||
| Children's BMI at age 18 months | 0.87 (0.69‐1.11) | .273 | 0.76 (0.54‐1.07) | .118 | 1.04 (0.72‐1.49) | .847 |
| (1 kg/m2 increase) | 1 | 1 | 1 | |||
| Children's BMI at age 3 years | 2.15 (1.71‐2.70) | <.001 | 2.40 (1.70‐3.40) | <.001 | 1.97 (1.44‐2.70) | <.001 |
| (1 kg/m2 increase) | 1 | 1 | 1 | |||
| Maternal prepregnancy BMI | 1.17 (1.10‐1.24) | <.001 | 1.11 (1.02‐1.21) | .013 | 1.23 (1.13‐1.33) | <.001 |
| (1 kg/m2 increase) | 1 | 1 | 1 | |||
Abbreviations: BMI: body mass index; CI: confidence interval; OR: odds ratio.
a
Adjusted for gestational age, birth order, mother's age, prenatal smoking, and mother's working status.