Table 4.
Comparison of non-β-lactam resistances and SCCmec types between MR S. saprophyticus and MR-CoNS isolates from other species collected during the 2008 campaign
| Variable | No. (%) of MR-CoNS isolates |
P value | |
|---|---|---|---|
| S. saprophyticus (n = 25 isolates) | Other species (n = 108 isolates) | ||
| Antibiotic resistance | |||
| Kanamycin | 0 (0) | 39 (36) | <0.001 |
| Tobramycin | 0 (0) | 35 (32) | <0.001 |
| Gentamicin | 0 (0) | 21 (19) | 0.013 |
| Vancomycin | 0 (0) | 0 (0) | NS |
| Teicoplanin | 0 (0) | 1 (1) | NS |
| Erythromycin | 22 (88) | 23 (21) | <0.001 |
| Lincomycin | 9 (36) | 6 (6) | NS |
| Pristinamycin | 0 (0) | 1 (1) | NS |
| Tetracycline | 4 (16) | 26 (24) | NS |
| Ofloxacin | 15 (60) | 5 (5) | <0.001 |
| Fosfomycin | 25 (100)a | 46 (43) | <0.001 |
| Rifampin | 6 (24) | 43 (40) | NS |
| Cotrimoxazole | 13 (52) | 27 (25) | 0.014 |
| SCCmec typeb | |||
| Nontypeable | 24 (96) | 41 (38) | <0.001 |
| 2A | 0 | 1 (1) | NS |
| 2B | 0 | 12 (11) | NS |
| 5C2 | 0 | 41 (38) | NS |
| 4B | 0 | 1 (1) | NS |
| 4A | 1 (4) | 12 (11) | 0.0014 |
a
Natural resistance in S. saprophyticus.
b
Indicated as type (ccr-mec gene complexes).