Table 1.

Phenotypic characteristics of 151 VSD fetuses

Classification	Number of fetuses	Number of Karyotype abnormality	Number of CHA
			Pathogenic CNVs	VOUS	Benign CNVs
Isolated- VSD	79	1	1	1	1
Non-isolated-VSD	72	15	12	4	1
Total	151	16	13	5	2

CMA chromosomal microarray analysis, CNVs copy number variations, VOUS variation of uncertain clinical significance, VSD ventricular septal defect