Table 4.
Frequencies of SNPs by vancomycin susceptibility category
| Gene locus | No. (%) of isolates with SNPs, by vancomycin susceptibility category, based on testing by: |
||||
|---|---|---|---|---|---|
| PAP |
Microscan |
||||
| VISA (n = 22) | hVISA (n = 9) | VSSA (n = 46) | VISA (n = 20) | VSSA (n = 57) | |
| vraSR | 10 (45) | 4 (44) | 3 (6.5) | 9 (45) | 8 (14) |
| graRS | 5 (23) | 0 (0) | 0 (0) | 5 (25) | 0 (0) |
| walRK | 11 (50) | 3 (33) | 3 (6.5) | 10 (50) | 7 (12) |
| rpoB | 11 (50) | 2 (22) | 2 (4.3) | 11 (55) | 4 (7) |
| All loci combined | 21 (91) | 7 (78) | 7 (15) | 20 (100) | 14 (25) |