Assay parameter | Patients (n =) | Acute Dengue cases (n =) | Number positive in rapid test (n =) | Sensitivity % (95% CI) | Specificity % (95% CI) | PPV % (95% CI) | NPV (%) (95% CI) |
---|---|---|---|---|---|---|---|
BR NS1 | 292 | 245 | 151 | 61.6 (55.2 - 67.8) | 100 (93.8 - 100)a | 100 (98.0 - 100)a | 33.3 (25.6 - 41.8) |
SD NS1 alone | 292 | 245 | 153 | 62.4 (56.1 - 68.5) | 100 (93.8 - 100)a | 100 (98.1 - 100)a | 33.8 (26.0 - 42.3) |
SD NS1 or IgMb | 292 | 245 | 185 | 75.5 (69.6 - 80.8) | 100 (93.8 - 100)a | 100 (98.4 - 100)a | 43.9 (34.3 - 53.9) |
SD NS1 or IgM or IgGb | 292 | 245 | 206 | 83.7 (78.4 - 88.1) | 97.9 (88.7 - 99.9) | 99.5 (97.3 - 100.0) | 53.5 (42.4 - 64.3) |