Table 3.

Associated extracardiac anomalies for patients with and without Down syndrome.

Associated extracardiac anomalies	DS	WDS
	Number of children
Digestive system anomaly (5)
- Duodenal atresia - Annular pancreas - Hirschsprung disease anal atresia	1 1 1 1	0 0 0 1
Urinary anomalies (2) - Hydronephrosis	1	1
Eye anomalies (2) - cataract, ectropion	2	0
Oral clefts (Cleft lip/palate) (1)	0	1
Musculoskeletal system anomalies (4)
- Dislocation of the hip and patella - Syndactyly - Vertebral abnormalities	2 1 1	0 0 0
Left or right isomerism (8)	0	8
Genital anomalies (1)	0	1
Total	9	12

DS, Children with Down syndrome; WDS, children without Down syndrome.