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Site of mutation in RRDR region of rpoB gene by DNA sequencing (n = 30)
| Mutation | Site of mutation (codon) | No. (n = 30) | Percentage |
|---|---|---|---|
| Single | 531 | 16 | 53.33 |
| 526 | 5 | 16.66 | |
| 516 | 3 | 10 | |
| Multiple | 531, 526 | 1 | 13.33 |
| 531, deletion 509 | 1 | ||
| 531, 529, 516 | 1 | ||
| 531, 513, deletion 509 | 1 | ||
| No mutation or mutation outside RRDR region | 2 | 6.66 |
