Smoking and hypertensive diseases (PE/GH), preterm delivery, and intrauterine growth restriction (IUGR)
| PE/GH | Preterm | IUGR | |||||||
|---|---|---|---|---|---|---|---|---|---|
| % | OR | CI | %<37 w | OR | CI | %<10th cc | OR | CI | |
| Non-smokers | 6.1 | * | 6.3 | * | 11.8 | * | |||
| Light smokers | 4.0 | 0.6 | 0.4 to 0.9 | 7.3 | 1.2 | 0.9 to 1.6 | 22.9 | 2.2 | 1.9 to 2.6 |
| Heavy smokers | 4.0 | 0.6 | 0.5 to 0.9 | 9.8 | 1.6 | 1.3 to 2.0 | 29.4 | 3.1 | 2.7 to 3.6 |
↵* , reference for OR; w, week; cc, customized centile.