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Table 3 Data from Table 1 is translated into percentages for real positives among all tested cases compared to the expected rates acc. to the literature [24, 25, 27]

From: False-positives and false-negatives in non-invasive prenatal testing (NIPT): what can we learn from a meta-analyses on > 750,000 tests?

Indication All NIPT positive with respect to Table 2 of corresp. tested cases [%] Real positive with respect to Table 1 of corresp. tested cases [%] Expected cases with respect to literature in newborns [%] Difference for all NIPT positives [x more] Difference for real positives [x more]
all (Tables 1a and 2) 1.858 0.6474 0.0600 31.0 10.8
T13 0.101 0.0619 0.0400 2.5 1.6
T18 0.228 0.1867 0.0890 2.6 2.1
T21 0.796 0.7186 0.4170 1.9 1.7
SCAs 0.448 0.1994 0.0022 203.0 90.6
RATs 0.244 0.0377 n.a n.a n.a