Fig. 1From: Whole genome non-invasive prenatal testing in prenatal screening algorithm: clinical experience from 12,700 pregnanciesRecruitment criteria for samples that were able to undergo NIPT. *Low-risk group samples were not included into the study. **IPD is obligatory for a high-risk group of pregnant women and is optional for an intermediate-risk group. Abbreviations: NIPT, non–invasive prenatal testing; IPD, invasive prenatal diagnosticBack to article page