Table 3 Performance of Gazelle™ compared to RDT with microscopy as gold standard
n = 276 | Gazelle™ | RDT |
|---|---|---|
Sensitivity | 96.2 % 125/130 | 83.9 % 109/130 |
Specificity | 100 % 146/146 | 100 % 146/146 |
Positive predictive value | 100 % | 100 % |
Negative predictive value | 96.7 % | 87.4 % |
Likelihood ratio of a negative test | 0.04 | 0.16 |
Accuracy (ROC analysis) | 98.2 % 271/276 | 92.4 % 255/276 |