TABLE 2.
MIC distribution of XDR-TB strains against MFX, GAT, LZD, CLO, BDQ, and DMD
| Antimicrobial agent | No. of strains with MIC (mg/liter) of: |
Breakpoint MIC for resistance (mg/liter) | No. (%) of resistant strains | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.031 | 0.063 | 0.125 | 0.25 | 0.5 | 1 | 2 | 4 | 8 | 16 | 32 | |||
| MFX | 0 | 0 | 2 | 1 | 5 | 13 | 27 | 29 | 10 | 3 | 0 | 0.5 | 82 (91.1) |
| GAT | 0 | 0 | 2 | 2 | 10 | 19 | 34 | 19 | 4 | 0 | 0 | 0.5 | 76 (84.4) |
| LZD | 0 | 0 | 6 | 35 | 40 | 4 | 0 | 1 | 1 | 2 | 1 | 1.0 | 5 (5.6) |
| CLO | 0 | 13 | 28 | 34 | 7 | 3 | 4 | 1 | 0 | 0 | 0 | 1.0 | 5 (5.6) |
| BDQ | 81 | 2 | 3 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 3 (3.3) |
| DMD | 86 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0.125 | 4 (4.4) |