Table 4.

STR resistance prediction by mutations in rpsL, rrs and gidB.

Correlation of Drug Resistance Genotype and Phenotype
	Susceptible		Resistant		Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)
	Mutation	No Mutation	Mutation	No Mutation
rpsL	0	47	30	61	33.0	100	100	43.5
rrs	0	47	11	80	12.1	100	100	37.0
gidB	12	35	45	46	49.5	74.5	78.9	43.2
rrs or rpsL	0	47	41	50	45.1	100	100	48.5
rpsL or rrs or gidB	12	35	83	8	91.2	74.5	87.4	81.4