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Positive and negative predictive values. The positive and negative predictive values of the NIPT results for fetal trisomy 21 for the PGM and Proton sequencers used in this study
| Chip | Positive predictive value (95 % CI) | Negative predictive value (95 % CI) |
|---|---|---|
| 318 of PGM | 100.0 % (47.8–100.0 %) | 100.0 % (96.2–100.0 %) |
| PI of Proton | 100.0 % (47.8–100.0 %) | 100.0 % (96.2–100.0 %) |
