Table 2.

Comparison between TST (PPD IC-65 and RT23) results and QFT-G assay among hospitalized children with tuberculosis

	PPD IC-65		PPD RT23		QFT
	n ( N=60)	%	n (N=60)	%	n (N=60)	%
Positive	58	96.7	59	98.3	27	45
False negative	2	3.3	1	1.7	15	25
Indetermined	-		-		18	30
Both TSTs and QFT-G positives	27		27		27