Table 2.

Performance of Capilia TB for identification of MTC on contaminated and pure BACTEC cultures

	PCR
aCapilia		Positive	Negative	Total
	Positive	39	1	40
	Negative	2	97	99
	Total	41	98	139
bCapilia	Positive	86	1	87
	Negative	1	26	27
	Total	87	27	114

^aPerformance (%) of Capilia TB on contaminated BACTEC cultures. The Se, Sp, PPV and NPV were 95.1, 99, 97.5 and 98, respectively. ^bPerformance (%) of Capilia TB in pure BACTEC cultures. The Se, Sp, PPV, NPV & (#) were 98.9, 96.3, 98.9, 96.3, and (0.98 & 0.95), repectively, (almost perfect agreement)