Table 1.
Phenotypic characteristics of S. aureus in the Andean region
| Organism (n) | Country (No. of isolates) | No of resistant isolates (%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| OXA | ERY | CLI | CIP | GEN | CHL | RIF | TET | MIN | SXT | ||
| S. aureus (1570) | Colombia (707) | 318 (45) | 288 (41) | 227 (32) | 240 (34) | 225 (32) | 5 (1) | 11 (1) | 147 (21) | 1 (0.1) | 5 (1) |
| Peru (287) | 177 (62) | 200 (70) | 178 (62) | 180 (63) | 189 (66) | 69 (24) | 11(4) | 34 (12) | 7(2) | 17 (6) | |
| Ecuador (309) | 87 (28) | 61 (20) | 20 (6) | 32 (10) | 37 (12) | 7 (2) | 15 (5) | 75 (24) | 1 (0.3) | 16 (5) | |
| Venezuela (267) | 69 (26) | 98 (37) | 54 (20) | 66 (25) | 52 (19) | 0 (0) | 11 (4) | 50 (19) | 0 (0) | 3 (1) | |
| Total | 651 (41) | 647 (41) | 479 (30) | 518 (33) | 503 (32) | 81 (5) | 48 (3) | 306(19) | 8 (0.5) | 41(3) | |
| MRSA (651) | Colombia (318) | - | 227 (71) | 221 (69) | 217 (68) | 204 (64) | 3 (1) | 9 (3) | 58 (18) | 0 (0) | 2 (1) |
| Peru (177) | - | 175 (99) | 174 (98) | 176 (99) | 171 (97) | 62 (35) | 10 (6) | 23 (13) | 7 (4) | 16 (9) | |
| Ecuador (87) | - | 27 (31) | 18 (21) | 25 (29) | 23 (26) | 6 (7) | 12 (14) | 39 (45) | 1 (1) | 16 (18) | |
| Venezuela (69) | - | 60 (87) | 53 (77) | 53 (77) | 49 (71) | 0 (0) | 5 (7) | 6 (9) | 0 (0) | 1 (1) | |
| Total | - | 489 (75) | 466 (72) | 471 (72) | 447 (69) | 71 (11) | 36 (5) | 126(19) | 8 (1) | 35 (5) | |
OXA: oxacillin, ERY: erythromycin, CLI: clindamycin, CIP: ciprofloxacin, GEN: gentamicin, CHL: chloramphenicol, RIF: rifampin, TET: tetracycline, MIN: minocycline, SXT: trimethoprim-sulfamethoxazole.