Table 4 Mean and 95% confidence intervals (CIs) for birth weight in gram by total maternal weight gain
Total maternal weight gain | n | Mean | SD | 95% Cl |
|---|---|---|---|---|
Low weight gain | 2514 | 3107.7 | 527.4 | 3086.5 - 3128.9 |
Normal weight gain | 3347 | 3258.2 | 541.0 | 3239.8 – 3276.5 |
High weight gain | 3303 | 3412.4 | 552.8 | 3394.0 – 3430.9 |