Table 3.
Drug susceptibility testing | Performances | ||
---|---|---|---|
Rifampin | 64 | 15 | Sensitivity: 100% (75.6–100%) |
Specificity: 73.2% (61.3–84%) | |||
PPV: 81% (72–90%) | |||
0 | 41 | NPV: 100% (69–100%) | |
75 | 2 | Sensitivity: 95% (90–99%) | |
Isoniazid | Specificity: 95.1% (88.5–100%) | ||
4 | 39 | PPV: 97.4% (94–100%) | |
NPV: 90.7% (82–99%) | |||
PPV: positive predictive value; NPV: negative predictive value |