Table 2

The performance of two HIV-1 antibody reagents in field testing (n (%))

GroupsReagent AReagent BReagent C*Total
+++
FSWs201 (99.5)1 (0.5)201 (99.5)1 (0.5)201 (99.5)1 (0.5)202
Persons with IDU289 (95.1)15 (4.9)289 (95.1)15 (4.9)289 (95.1)15 (4.9)304
PW997 (99.7)3 (0.3)999 (99.9)1 (0.1)999 (99.9)1 (0.1)1000
STUs1000 (100.0)0 (0)1000 (100.0)0 (0)1000 (100.0)0 (0)1000
Subjects undergoing VCT70 (70.0)30 (30.0)66 (66.0)34 (34.0)66 (66.0)34 (34.0)100
Total2557 (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.