Table 3.
Outcomes of <35 year-old smoking and ≥35 year-old smoking women
| Outcome | <35 smokers | ≥35 smokers | Adjusted OR and 95% CI |
|---|---|---|---|
| Preterm delivery (before 37 wk) |
4425 (5.9%) |
975(1.3%) |
1.35, 1.25-1.45 (*1.29, *1.12-1.48) |
| SGA (<90th percentile) |
11430 (14.7%) |
2043 (2.6%) |
1.12, 1.07-1.19 (*1.18, *1.07-1.29) |
| Low birth weight (<2500 g) |
4120(5.1%) |
1027 (1.3%) |
1.51, 1.41-1.62 (*1.50, *1.31-1.71) |
| Fetal death |
273 (0.3%) |
83 (0.1%) |
1.87, 1.46-2.40 (*2.36, *1.49-3.73) |
| Low Apgar score (<7) at 1 min. |
3589 (4.7%) |
692 (0.9%) |
1.17, 1.08-1.27 (*1.09, *0.94-1.27) |
| Preeclampsia | 2400 (3.0%) | 535 (0.7%) | 1.37, 1.24-1.50 (*1.17, *0.98-1.39) |
(* BMI included).