From: The XN-30 hematology analyzer for rapid sensitive detection of malaria: a diagnostic accuracy study
 | XN-30, uncorrected (n = 837) | XN-30, corrected* (n = 837) | ||
---|---|---|---|---|
 | Positive | Negative | Positive | Negative |
Positive microscopy | 234 | 3 | 253 | 3 |
Negative microscopy | 21 | 579 | 2 | 579 |
Sensitivity | 98.7% | Â | 98.8% | Â |
Specificity | 96.5% | Â | 99.7% | Â |
PPV | 91.8% | Â | 99.2% | Â |
NPV | 99.5% | Â | 99.5% | Â |
ROC | 0.98 | Â | 0.99 | Â |