From: Evaluation of the IS6110 PCR assay for the rapid diagnosis of tuberculous meningitis
Test Result | Final Diagnosis | Sensitivity | Specificity | PPV | NPV | |
---|---|---|---|---|---|---|
PCR | TBM (N = 51) | Non TBM (N = 29) | Â | Â | Â | Â |
Positive | 42 | 07 | 82.4% | 75.9% | 85.7% | 71% |
Negative | 09 | 22 | Â | Â | Â | Â |
Culture | Â | Â | Â | Â | Â | Â |
Positive | 35 | 06 | 68.6% | 79.3% | 85.3% | 79.3% |
Negative | 16 | 23 | Â | Â | Â | Â |