Table 2. Performance of PCR tests in various patient groups.

	Smear		Culture		S+C+(n = 112)	S−C−(n = 77)
Truenat MTB	+	−	+	−
+	119	55	132	42	111	34
−	1	51	9	43	1	43
In-house nested PCR
+	117	59	135	41	111	35
−	3	47	6	44	1	42