Table 1.

Percentage of congenital malformations, deformations and chromosomal abnormalities hospital admission from total number of admissions per ICD code.

ICD Code	Description	Percentage from Total Number of Admissions
Q00–Q07	Congenital malformations of the nervous system	3.6%
Q10–Q18	Congenital malformations of eye, ear, face and neck	7.9%
Q20–Q28	Congenital malformations of the circulatory system	20.1%
Q30–Q34	Congenital malformations of the respiratory system	2.7%
Q35–Q37	Cleft lip and cleft palate	3.1%
Q38–Q45	Other congenital malformations of the digestive system	12.0%
Q50–Q56	Congenital malformations of genital organs	14.2%
Q60–Q64	Congenital malformations of the urinary system	5.4%
Q65–Q79	Congenital malformations and deformations of the musculoskeletal system	19.5%
Q80–Q89	Other congenital malformations	10.1%
Q90–Q99	Chromosomal abnormalities, not elsewhere classified	1.3%

ICD = International Statistical Classification of Diseases system.