Table 4.
Diagnostic utility estimates and their 95%CI for all index tests
| Parameter | ViroTrack Dengue Acute NS1 | SD Dengue NS1 Ag ELISA | SD Bioline DD NS1 only | SD Bioline DD IgM only | SD Bioline DD IgG only | SD Bioline DD NS1 or IgM |
SD Bioline DD NS1 or IgM or IgG |
|---|---|---|---|---|---|---|---|
| Post-test probability of dengue for positive test, % (95%CI) | 91.5 | 92.5 | 95.1 | 96.2 | 68.2 | 94.9 | 84.8 |
| (86.2 - 94.8) | (87.6 - 95.6) | (89.8 - 97.7) | (90.4 - 98.5) | (58.8 - 76.1) | (90.8 - 97.3) | (80.1 - 88.5) | |
| Post-test probability of dengue for negative test, % (95%CI) | 25.3 | 23.0 | 29.3 | 32.1 | 40.9 | 17.6 | 14.7 |
| (22.2 - 28.6) | (19.9 - 26.5) | (26.5 - 32.2) | (29.5 - 34.8) | (38.7 - 43.1) | (14.5 - 21.2) | (11.4 - 18.6) |
Pre-test probability = 46.3%