Table 2

Crude and adjusted OR of SIDS according to different categories of smoking habits during pregnancy

Total no. Total no.
with SIDS
OR (95% CI) Adjusted1-150 OR (95% CI)
Non-smokers from 16 weeks' gestation1753680.5ReferenceReference
Smokers7450121.63.5 (1.4–8.7)3.0 (1.2–7.3)
1–9 cigarettes/day324951.53.4 (1.1–10.3)2.9 (0.9–8.9)
10+ cigarettes/day420171.73.7 (1.3–10.1)3.0 (1.1–8.5)
  • 1-150 Adjusted for maternal age