PREVI Fluo TB result Auramine O PTB result Positive Negative Yes (%)No (%) Agreement with Kappa PREVI Fluo TB result Positive Count 31(88.6) 4(11.4) 0.745 Negative Count 13(6.1)  200(93.9)   ZN PTB result PREVI Fluo TB result  Positive Count  20(57.1) 15(42.90   0.636 Negative Count 4(1.9) 209(98.1)

Table 4: Agreement of Kappa statistics of PREVI Fluo TB with Auramine O for comparative analysis of PREVI Fluo among TB suspected patients.