Table 1.
Distribution of potential confounding factors in relation to maternal body mass index (BMI) in early pregnancy for children included in the analyses (N = 3294)
Maternal BMI | ||||||
---|---|---|---|---|---|---|
< 25 kg/m2 N = 2633 (79.9%) | ≥ 25 kg/m2 N = 661 (20.1%) | |||||
Mean | SD | Mean | SD | P-value | ||
Maternal age (years) | 30.7 | 4.4 | 30.8 | 4.7 | 0.54 | |
Birth weight† (g) | 3514 | 540 | 3608 | 580 | < 0.001 |