Pregnancy outcomes for the third pregnancy based on those who gained interpregnancy weight compared with those who did not and those who gained more interpregnancy weight than the median compared with those who did not
| Gained interpregnancy weight (n=189) | Did not gain interpregnancy weight (n=91) | p Value | |
| CS overall | 41 (21.7%) | 21 (23.1%) | NS |
| GDM | 9 (4.8%) | 2 (2.2%) | NS |
| BW≥4 kg | 102 (54.0%) | 36 (39.6%) | 0.03 |
| Hypertensive disease | 5 (2.6%) | 2 (2.2%) | NS |
| NICU | 4 (2.1%) | 2 (2.2%) | NS |
| Stillbirth | 1 (0.5%) | 1 (1.1%) | NS |
| Gained>1.70 kg interpregnancy weight (n=139) | Gained≤1.70 kg interpregnancy weight (n=141) | ||
| CS overall | 28 (20.1%) | 34 (24.1%) | NS |
| GDM | 9 (6.5%) | 2 (1.4%) | 0.03 |
| BW≥4 kg | 75 (54.0%) | 63 (44.7%) | NS |
| Hypertensive disease | 4 (2.9%) | 3 (2.1%) | NS |
| NICU | 4 (2.9%) | 2 (1.4%) | NS |
| Stillbirth | 0 (0%) | 2 (1.4%) | NS |
BW, body weight; CS, caesarean section; GDM, gestational diabetes; NICU, neonatal intensive care unit; NS, not significant.