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Table 2 Prevalence of birth defects in boys and girls according to involved organs or system

From: Increased prevalence of some birth defects in Korea, 2009–2010

System Number of cases Prevalence per 10,000 and 95 % CI
Male Female Male Female
Nervous system (Q00–07) 326 305 8.1 (7.2–9.0) 7.6 (6.7–8.5)
Eye, ear, face and neck (Q10–18) 140 101 3.5 (2.9–4.1) 2.5 (2.0–3.0)
Cardiovascular system (Q20–28) 4,761 5,007 118.1 (114.7–121.5) 124.2 (120.8–127.7)
Lip and palate (Q30–34) 373 377 9.3 (8.3–10.2) 9.3 (8.4–10.3)
Digestive system (Q38–45) 536 458 13.3 (12.2–14.5) 11.4 (10.3–12.4)
Urogenital system (Q50–64) 4,217 1,033 104.6 (101.4–107.8) 25.6 (24.1–27.2)
Musculoskeletal system (Q65–79) 1,903 2,358 47.2 (45.1–49.4) 58.5 (56.1–60.9)
Chromosomal anomalies (Q90–99) 115 101 2.9 (2.4–3.4) 2.0 (2.0–3.0)
Total 12,371 9,740 306.8 (301.4–312.2) 241.5 (236.8–246.4)