TABLE 6.
Distribution of the clinical strains according to treatment data
| Susceptibility group and strain | Strain distribution (no.) by treatment |
|||
|---|---|---|---|---|
| New case | Treated case | Unknown | Total | |
| Clarithromycin-resistant strainsa | ||||
| M. abscessus T28 sequevar | 19 | 11 | 1 | 31 |
| M. bolletii | 5 | 6 | 3 | 14 |
| M. massiliense with rrl mutation | 0 | 3 | 1 | 4 |
| M. abscessus C28 sequevar with rrl mutation | 2 | 0 | 0 | 2 |
| Total for group | 26 | 20 | 5 | 51 |
| Clarithromycin susceptible strains | ||||
| M. abscessus C28 sequevar without rrl mutation | 6 | 2 | 2 | 10 |
| M. massiliense without rrl mutation | 17 | 7 | 2 | 26 |
| Total for group | 23 | 9 | 4 | 36 |
| Total for both groups | 49 | 29 | 9 | 87 |
a
Inducible resistance or high-level resistance.