Table 1.

Summary of array CGH analysis in 5080 cases

		Cases with abnormal array CGH analysisa			Total (N)	Detection rate (%)
		Aneuploidy (N)	Deletion (N)	Duplication (N)
Prenatal casesb (N = 4073)		60	7	8	75	1.8
Postnatal cases (N = 1007)	PB with clinical indicationsc (N = 407)	5	19	10	34	8.3
	CB (N = 600)	0	4	1	5	0.83
Total	5080	65	30	19	114	2.24

PB, Peripheral Blood; CB, Cord Blood for banking in general population

^aKaryotype and FISH analyses performed with array CGH anaysis. FISH analyses were performed using specific bacterial artificial chromosome (BAC) clones.

^bAF, Amniotic Fluid (N = 4033); CV, Chorionic Villi (N = 40)

^cClinical indications; developmental delay, mental retardation, dysmorphic feature, multiple congenital anomalies, etc.