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Antepartum culture and intrapartum NAAT characteristics
| Characteristic | Antepartum Culture % (95% CI) | NAAT % (95% CI) |
|---|---|---|
| Number of samples tested | 559 | 547* |
| Sensitivity | 69.2 (60.6–76.9) | 90.8 (84.6–95.2) |
| Specificity | 96.0 (93.7–97.7) | 97.6 (95.6–98.8) |
| Positive predictive value | 84.4 (76.2–90.6) | 92.3 (86.2–96.2) |
| Negative predictive value | 90.9 (87.8–93.4) | 97.1 (95.0–98.5) |
12 rapid tests did not yield results
