Table 4: Diagnostic performance of combinations of 3 antigens. The positive detection was defined as positive with at least two antigens.

Combined antigensTBControlSensitivitySpecificityYoudenPPVNPV
29895

Rv71-76-79+237979.53%90.53%0.700696.34%58.5%
6186

Rv71-75-79+2221074.5%89.47%0.639795.69%52.8%
7685

Rv71-75-76+1871062.75%89.47%0.522294.92%43.37%
11185

Rv71-74-79+2391180.20%88.42%0.686295.6%58.74%
5984

Rv71-74-76+2161272.4887.37%0.598594.74%50.3%
8283

Rv71-74-75+189663.42%93.68%0.571096.92%44.95%
10989

Rv75-76-79+192964.43%90.53%0.549695.52%44.79%
10686

Rv74-76-79+2241375.93%86.32%0.622594.51%52.56%
7482

Rv74-75-79+186362.42%96.84%0.592698.41%45.1%
11292

Rv74-75-76+164455.03%95.79%0.508297.62%40.44%
13491