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Sensitivity and specificity of NIPT testing for various chromosomal abnormalities
| NIPT sensitivity | NIPT specificity | False-positive (1-specificity) | |
|---|---|---|---|
| Trisomy 21 | 99.1–100 % | 99.8–100 % | <1 % |
| Trisomy 18 | 97.4–100 % | 99.6–100 % | <1 % |
| Trisomy 13 | 80–100 % | 99.7–100 % | <1 % |
| Monosomy X | 92–95 % | – | – |
