Clinical application of a contingent screening strategy for trisomies with cell-free DNA: a pilot study

Table 2 Results of the survey

		Q1. Following the conventional screening, which procedure would you have preferred as the first option?
		cfDNA (n = 374)	Invasive testing (n = 80)	No further testing (n = 3)
Q2.Why?	Diagnostic accuracy	16 (4.3%)	76 (95.0%)	0
	No risk for fetus	349 (93.3%)	1 (1.3%)	0
	Earlier diagnosis	2 (0.5%)	1 (1.3%)	0
	Other^a	7 (1.9%)	2 (2.5%)	3 (100%)

cfDNA cell-free DNA
^a Other: cfDNA: 5/7 cases preferred to avoid a painful test; Invasive testing: did not give a specific reason; No further testing: 2/3 cases committed to the pregnancy. The rest of the cases did not specify a reason
Women’s opinion about available prenatal testing options

ISSN: 1471-2393