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Table 2 Classification of admitted neonates based on congenital anomalies

From: Prevalence, risk factors and outcome of congenital anomalies among neonatal admissions in OGBOMOSO, Nigeria

System Frequency %
Nervous system n=4  
 Congenital hydrocephalus 2 3.0
 Myelomeningocoele 2 3.0
Eye n=2 3.0
Cardiovascular system n=11  
 Ventricular septal defect 4 6.0
 Atrial septal defect 1 1.5
 Patent ductus arteriosus 2 3.0
 Heart disease- unspecifieda 4 6.0
Orofacial cleft n=2  
 Cleft lip & palate 2 3.0
Digestive system n=11  
 Anorectal malformationb 4 6.0
 Hirschsprung’s disease 3 4.5
 Ileal atresia 1 1.5
 Malrotation 1 1.5
 Biliary atresia 1 1.5
 Oesophageal atresia & trachea-oesophageal fistula 1 1.5
Urinary/Genital n=8  
 Hypospadias 1 1.5
 Posterior urethral valve 2 3.0
 Potter syndrome 1 1.5
 Undescended testes 2 3.0
 Ambiguous genitalia 2 3.0
Abdominal wall n=5  
 Omphalocoele 5 7.5
Limb/Skeletal n=8  
 Congenital talipes equinovarus 6 9.0
 Genu recurvatum 1 1.5
 Polydactyly 1 1.5
Pulmonary n=1  
 Laryngomalacia 1 1.5
Other anomalies n=5  
 Inguinal hernia 2 3.0
 Umbilical herniac 1 1.5
 Congenital subcutaneous nodules 1 1.5
 Cystic hygroma 1 1.5
Chromosomal abnormalities n=5  
 Down syndromeǂ 5 7.5
Multiple anomalies n=5  
 Cleft palate, undescended testes & microcephaly 1 1.5
 Omphalocoele, VSD & bilateral inguinoscrotal hernia 1 1.5
 Microcephaly, ventriculomegaly & VSD 1 1.5
 Spina bifida, congenital talipes equinovarus & microcephaly 1 1.5
 TEF, microphthalmia & VSD 1 1.5
  1. Categorization based on the European Surveillance of Congenital Anomalies (EUROCAT) guidelines
  2. aClinical diagnosis only, confirmatory studies not done;bTwo of these babies had an associated ileal atresia or undescended testes; c Co-existing with glucose-6-phosphate dehydrogenase deficiency; VSD ventricular septal defect, TEF trachea-oesophageal fistula