Table 3a.
Agreement between direct AST and automated VITEK-2 Compact AST among Staphylococcus spp (n = 16).
| Antimicrobial agent | Number of isolates tested |
|||
|---|---|---|---|---|
| Agreement | VME | ME | mE | |
| Penicillin | 16 | |||
| Cefoxitina | 16 | |||
| Ciprofloxacin | 15 | 1 | ||
| Gentamicin | 14 | 1 | 1 | |
| Erythromycin | 15 | 1 | ||
| Clindamycin | 16 | |||
| Trimethoprim/sulfamethoxazole | 12 | 1 | 1 | 2 |
| Linezolid | 16 | |||
| Teicoplanin | 16 | |||
| Overall agreement for isolate antimicrobial combinations (%)b | 136 (94.44) | 2 (1.39) | 2 (1.39) | 4 (2.78) |
AST, antimicrobial susceptibility test; VME, very major error; ME, major error; mE, minor error.
a
Four isolates were methicillin resistant.
b
Total number of isolate and antimicrobial combinations = 144 (16 isolates × 9 antimicrobials).