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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: Nature. 2012 Jul 19;487(7407):320–324. doi: 10.1038/nature11251

Table 1.

Exome diagnostic cutoffs and the resulting sensitivity and specificity

Specificity Cutoffs
Maternal Homozygous Maternal Heterozygous
Trimester 95% 99% 85% 90% 95%
Sensitivity 1 98% 96% 25% 16% 8%
2 99.8% 99.8% 89% 85% 71%
3 99.7% 99.6% 96% 93% 87%