Test | Result | No. of fetuses or newborns | Sensitivity^{a} | Specificity^{b} | PPV^{c} | NPV^{d} | |
---|---|---|---|---|---|---|---|

Infected | Uninfected | ||||||

Seroconversion | Positive | 4 | 12 | 100 | 62.5 | 25 | 100 |

Negative | 0 | 20 | |||||

IgM by ELISA | Positive | 6 | 55 | 100 | 26.6 | 9.8 | 100 |

Negative | 0 | 20 | |||||

IgM WB profile | Positive | 6 | 15 | 100 | 72.7 | 28.5 | 100 |

Negative | 0 | 40 |

↵a (Number of true positives/total number of fetuses or newborns infected) × 100.

↵b (Number of true negatives/total number of fetuses or newborns uninfected) × 100.

↵c (Number of true positives/number of true positives + number of false positives) × 100.

↵d (Number of true negatives/number of false negatives + number of true negatives) × 100.