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Table 2 Description of the major birth defects according to the rate per 10,000 live births

From: Major birth defects in the Brazilian side of the triple border: a population-based cross-sectional study

Major birth defect N Rate/10,000
Cleft lip and/or palate 29 9.5
Gastroschisis 21 6.83
Spina bifida 17 5.53
Hydrocephalus 17 5.53
Hypospadias 14 4.55
Down syndrome 13 4.23
Anencephalus 9 2.93
Anorectal atresia/stenosis 6 1.95
Undetermined sex 6 1.95
Esophageal atresia/stenosis with or without fistula 5 1.63
Limb reduction defects 4 1.30
Left heart hypoplasia 2 0.65
Small intestine atresia/stenosis 2 0.65
Diaphragmatic hernia 2 0.65
Anophthalmia 1 0.33
Anotia/microtia 1 0.33
Renal agenesia 1 0.33
Cystic kidney 1 0.33
Total 151 44.49
  1. No registered cases: Holoprosencephaly, transposition of the great arteries, tetralogy of Fallot, coarctation of the aorta, omphalocele, Patau syndrome, and Edwards syndrome
  2. 10 of the 140 included neonates presented more than one major birth defect