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Table 2 NIPT and IPD results in 12,700 pregnant women

From: Whole genome non-invasive prenatal testing in prenatal screening algorithm: clinical experience from 12,700 pregnancies

  Positive results T21 T18 T13 SCAs RAAs/CNVs
1 NIPT 258 126 40 12 41 39
2 IPD confirmed 198 124 38 7 19 10
3 IPD not confirmed 56 2 1 5 21 27
4 No data 4 0 1 0 1 2
  1. Abbreviations: IPD Invasive prenatal diagnosis, NIPT Non–invasive prenatal testing, T Trisomy, SCA Sex chromosomal aneuploidy, RAA Rare autosomal aneuploidy, CNV Copy number variation