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Resolved performance characteristics with endocervical specimens for detection of C. trachomatis by Digene HC II CT-ID and AMPLICOR CT PCR compared to culture (n = 587)a
| Test | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
|---|---|---|---|---|
| Digene HC II CT-ID | 95.4 | 99.0 | 92.5 | 99.4 |
| AMPLICOR CT PCR | 90.8 | 99.6 | 96.7 | 98.9 |
| Culture | 81.5 | 100.0 | 100.0 | 97.8 |
PPV, positive predictive value; NPV, negative predictive value.
