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. 2015 Nov 4;5:16106. doi: 10.1038/srep16106

Table 1. Statistics of the general noninvasive prenatal test (NIPT) method and our workflow results.

  General NIPT
Our Workflow
Chr21 Chr18 Chr13 Chr21 Chr18 Chr13
Accuracy Ratio 99.94% 99.98% 99.98% 99.97% 100% 100%
False Positive Ratio 0.06% 0.02% 0.02% 0.03% 0% 0%
False Negative Ratio 0% 0% 0% 0% 0% 0%
Positive Predictive Value 96.36% 95.24% 75% 98.15% 100% 100%
Negative Predictive Value 100% 100% 100% 100% 100% 100%