Skip to main content

Table 2 Summary of chromosomal copy number analysis of CVSs

From: Chromosomal copy number analysis on chorionic villus samples from early spontaneous miscarriages by high throughput genetic technology

Method Maternal age Chromosomal abnormality Euploidy Total
Aneuploidy Dup/Del Polyploidya Total
Array CGH 30.8 ± 4.3 115(44.9 %) 7(2.7 %) 9(3.5 %) 131(51.2 %) 125(48.8 %) 256
NGS 31.1 ± 4.8 73(40.6 %) 16b(8.9 %) 5c(2.8 %) 94(52.2 %) 86(47.8 %) 180
Total 30.9 ± 4.5 188(43.1 %) 23(5.3 %) 14(3.2 %) 225(51.6 %) 211(48.4 %) 436
  1. aarray CGH and NGS could identify some polyploidy such as 69 XXY and 69 XYY, but could not find 69 XXX, which was no sex chromosomal segregation. btwo of them combined with aneuploidy;cone of them combined with segmental duplication and tetrasomy