Loop-Mediated Isothermal Amplification Test for Trypanosoma gambiense Group 1 with Stem Primers: A Molecular Xenomonitoring Test for Sleeping Sickness

Table 2

The diagnostic performance of TgsGP LAMP test formats and PCR using archived reference samples.

Indices (%)	LAMP tests			TgsGP-PCR
	Standard LAMP	Stem	Stem
Sensitivity	57.1	71.4	71.4	46.4
Specificity	79.4	74.6	88.9	95.2
Diagnostic accuracy	72.5	73.6	83.5	80.2
PPV	55.2	55.6	74.1	81.3
NPV	80.1	85.1	87.5	80

LAMP test with outer primers.
LAMP test without outer primers.