The performance of two HIV-1 antibody reagents in field testing (n (%))
| Groups | Reagent A | Reagent B | Reagent C* | Total | |||
| – | + | – | + | – | + | ||
| FSWs | 201 (99.5) | 1 (0.5) | 201 (99.5) | 1 (0.5) | 201 (99.5) | 1 (0.5) | 202 |
| Persons with IDU | 289 (95.1) | 15 (4.9) | 289 (95.1) | 15 (4.9) | 289 (95.1) | 15 (4.9) | 304 |
| PW | 997 (99.7) | 3 (0.3) | 999 (99.9) | 1 (0.1) | 999 (99.9) | 1 (0.1) | 1000 |
| STUs | 1000 (100.0) | 0 (0) | 1000 (100.0) | 0 (0) | 1000 (100.0) | 0 (0) | 1000 |
| Subjects undergoing VCT | 70 (70.0) | 30 (30.0) | 66 (66.0) | 34 (34.0) | 66 (66.0) | 34 (34.0) | 100 |
| Total | 2557 (98.1) | 49 (1.9) | 2555 (98.0) | 51 (2.0) | 2555 (98.0) | 51 (2.0) | 2606 |
*Reagent C was set as the reference method in this study.
FSWs, female sex workers; IDU, injection drug use; PW, pregnant women; STUs, students enrolled in tertiary institutions; VCT, voluntary HIV counselling and testing.