Methods PTBLab resultPositiveNegativeNo. (%)No. (%) TotalNo. (%) ZN 24(9.7) 224(90.3) 248(100) Auramine O 44(17.7)204(82.3) 248(100) PREVI Fluo 35(14.1)213(85.9) 248(100) Culture  30(12.1)218( 87.9) 248(100)

Table 1: Results of the ZN, Auramine O and PREVI Fluo TB methods in a comparative study of PREVI Fluo TB method among TB suspected patients.