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| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| Any rifampin resistance | 31/35 (88.6) (73.3-96.8) |
31/33 (93.9) (79.8-99.3) |
93.9 (79.8-99.3) |
88.6 (73.3-96.8) |
| Multidrug resistance | 30/34 (88.2) (72.5-96.7) |
31/34 (91.2) (76.3-98.1) |
90.9 (75.7-98.1) |
88.6 (73.3-96.8) |
PPV: positive predictive value; NPV: negative predictive value; Multidrug resistance includes resistance to at least INH and RIF.
