Table 1.
Results and performance parameters: Φ2GFP10 assay by microscopy vs. MGIT960 system.
| Antibiotics | No. of isolates | % (95% CI) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| MGIT960 R | MGIT960 S | Total | Sensitivity | Specificity | PPV | NPV | |||
| Phage R | Phage S | Phage R | Phage S | ||||||
| INH | 61 | 0 | 10 | 57 | 128 | 100.0 (92.6–100.0) | 85.1 (73.8–92.2) | 85.9 (75.2–92.7) | 100.0 (92.1–100.0) |
| RIF | 55 | 1 | 1 | 71 | 128 | 98.2 (89.2–99.9) | 98.6 (91.5–99.9) | 98.2 (89.2–99.9) | 198.6 (91.5–99.9) |
| STR | 50 | 6 | 3 | 69 | 128 | 89.3 (77.4–95.6) | 95.8(87.5–98.9) | 94.3 (83.4–98.5) | 92.0 (82.8–96.7) |
R, resistant; S, sensitive.