Obstetric outcomes | Odds ratio (95% confidence interval) | |
---|---|---|
Unadjusted | Adjusted b | |
Preterm birth | ||
Group Aa | 1 | 1 |
Group Ba | 1.649(1.520–1.788) | 1.510(1.390–1.639) |
Group Ca | 2.145(1.876–2.452) | 1.874(1.636–2.145) |
LBW | ||
Group A | 1 | 1 |
Group B | 1.512(1.412–1.620) | 1.377(1.285–1.476) |
Group C | 1.883(1.678–2.114) | 1.631(1.451–1.833) |
LGA | ||
Group A | 1 | 1 |
Group B | 1.030(0.937–1.132) | 1.021(0.928–1.123) |
Group C | 0.676(0.546–0.838) | 0.667(0.538–0.827) |