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Test Characteristics of sip PCR Testing on Rectovaginal Samples From Late Pregnancy
| New PCR | |||||
|---|---|---|---|---|---|
| Previous PCR | Positive | Negative | |||
| Positive | 50 | 0 | Sensitivity | 94.3% | |
| Negative | 3 | 221 | Specificity | 100% | |
| Culture | |||||
| New PCR | Positive | Negative | |||
| Positive | 46 | 7 | Sensitivity | 95.8% | |
| Negative | 2 | 219 | Specificity | 96.9% | |
| Culture | |||||
| Previous PCR | Positive | Negative | |||
| Positive | 43 | 7 | Sensitivity | 89.6% | |
| Negative | 5 | 219 | Specificity | 96.9% | |
Abbreviation: PCR, polymerase chain reaction.
