Table 2.
HIV rapid test results among specimens with repeatedly reactive HIV 1/2 IA, negative or indeterminate Western blot, and negative APTIMA results
| Rapid HIV test | Indeterminate WB, negative APTIMA (n=735) and positive RT N (%) | Negative WB, negative APTIMA (n=2343) and positive RT N (%) | Total with positive RT and negative APTIMA (n=3078) | Proportion with negative APTIMA and negative RT (95% Confidence Interval) |
|---|---|---|---|---|
| Clearview | 23 (3.1%) | 10 (0.4%) | 33 | 98.9% (98.5%–99.3%) |
| Multispot | 37 (5.0%) | 26 (1.1%) | 63 | 98.0% (97.4%–98.4%) |
| Oraquick | 26 (3.5%) | 10 (0.4%) | 36 | 98.8% (98.4%–99.2%) |
| Reveal | 16 (2.2%) | 14 (0.6%) | 30 | 99.0%a (98.6%–99.3%) |
| Unigold | 29 (4.0%) | 9 (0.4%) | 38 | 98.8% (98.3%–99.1%) |
| >1 reactive rapid test | 33 (4.5%) | 11 (0.5%) | n/a | not applicable |
WB=Western blot; RT=Rapid test
a
7 specimens had invalid results with Reveal, and were not included in analyses.