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| Sensitivity,% | Specificity,% | Accuracy,% | PPV | NPV | |
| Training set | 95 (40/42) | 89 (32/36) | 92 (72/78) | 91 (40/44) | 94 (32/34) |
| Test set | 89 (17/19) | 82 (14/17) | 86 (31/36) | 85 (17/20) | 88 (14/16) |
NTDs indicates neural tube defects.
PPV indicates positive predictive value.
NPV indicates negative predictive value.
