Table 4.

Pregnant women and birth defects*

Birth Defect	Odds Ratio (95% confidence interval)
Any birth defect	2.00 (1.62–2.48)
Neural tube defects	3.33 (2.05–5.40)
Hydrocephaly	5.74 (1.10–30.00)
Congenital heart defects	1.56 (1.13–2.14)
Cleft lip with or without cleft palate	3.12 (2.20–4.42)
Digestive system	1.71 (1.09–2.69)
Limb deficiencies	2.03 (1.27–3.27)

*Reproduced with permission from Ref. 15.