Volume 7, Number 6—December 2001
Research
Reduced Fluoroquinolone Susceptibility in Salmonella enterica Serotypes in Travelers Returning from Southeast Asia
Table 1
Serotype distribution and reduced ciprofloxacin (CIP) susceptibility (MIC >0.125 µg/mL) among 1,210 Salmonella isolates studied
Serotype | No. of isolates (% of total) | % CIP MIC >0.125 µg/mL | No. of isolates (% of total) | % CIP MIC >0.125 µg/mL | No. of isolates (% of total) | % CIP MIC >0.125 µg/mL |
---|---|---|---|---|---|---|
S. Enteritidis | 228 (36.2) | 3.5 | 99 (17) | 0 | 327 (27) | 2.4 |
S. Typhimurium | 49 (7.8) | 22.4 | 217 (37.3) | 1.4 | 266 (22) | 5.3 |
S. Hadar | 34 (5.4) | 32.4 | 14 (2.4) | 21.4 | 48 (4) | 29.2 |
S. Virchow | 27 (4.3) | 37.0 | 13 (2.2) | 15.4 | 40 (3.3) | 30.0 |
S. Montevideo | 22 (3.5) | 0 | 15 (2.6) | 6.7 | 37 (3.1) | 2.7 |
S. Newport | 18 (2.9) | 5.6 | 13 (2.2) | 0 | 31 (2.6) | 3.2 |
S. Braenderup | 18 (2.9) | 0 | 2 (0.3) | 0 | 20 (1.7) | 0 |
S. Infantis | 17 (2.7) | 5.9 | 33 (5.7) | 0 | 50 (4.1) | 2.0 |
S. Anatum | 17 (2.7) | 11.8 | 4 (0.7) | 25.0 | 21 (1.7) | 14.3 |
S. Panama | 11 (1.7) | 9.1 | 4 (0.7) | 0 | 15 (1.2) | 6.7 |
Other serotypes (N=80) |
188 (29.9) |
11.2 |
167 (28.7) |
1.2 |
355 (29.3) |
6.5 |
Total | 629 (100) | 10.5 | 581 (100) | 2.1 | 1,210 (100) | 6.4 |