Comparison of DNA Extraction Protocols and Molecular Targets to Diagnose Tuberculous Meningitis

Table 5

Culture and real time PCR results for 100 samples included on the study.

		SP	PPV	NPV
Culture	63%	100%	100%	90%	91%	0,72 (moderate)
INS6110	100%	98%	94%	100%	99%	0,96 (almost perfect)
MPB64	44%	96%	78%	85%	84%	0,47 (weak)
hsp65 KDa	69%	96%	85%	91%	90%	0,69 (moderate)

Note. : sensitivity; SP: specificity; PPV: positive predictive value; NPV: negative predictive value; : accuracy; : Kappa index.