Table 3 Pooled prevalence of selected anomalies
Anomaly | Birth prevalence per 10,000 births (n = 25 hospital studies) | Live birth prevalence per 10,000 live births (n = 5 hospital studies) |
|---|---|---|
Anencephaly | 21.10 (95% CI 16.91–25.29) | 17.11 (95% CI 13.59–20.63) |
Exomphalos / omphalocele | 4.65 (95% CI 3.23–6.07) | 1.60 (95% CI 0.46–2.74) |
Gastrochisis | 7.00 (95% CI 4.56–18.56) | 1.60 (95% CI 1.60–1.60) |
Hypospadias | 12.20 (95% CI 9.79–14.60) | 5.39 (95% CI 3.19–7.59) |
Orofacial clefts | 14.94 (95% CI 12.64–17.24) | 15.69 (95% CI 11.74–19.63) |
Spina bifida | 5.85 (95% CI 4.48–7.21) | 8.45 (95% CI 3.08–13.81) |
Talipes | 17.90 (95% CI 15.09–20.71) | 35.08 (95% CI 16.88–53.29) |