Table 3.
Antimicrobial Resistance of Nontyphoidal Salmonella Blood and Stool Isolates, by Serotype, 2003–2013
| Blood Isolates |
Stool Isolates |
||||
|---|---|---|---|---|---|
| Serotype | Total, No. | Resistant, No. (%)a | Total, No. | Resistant, No. (%)a | OR (95% CI) |
| Enteritidis | 250 | 40 (16.0) | 3658 | 387 (10.6) | 1.61 (1.13–2.29) |
| Typhimurium | 190 | 101 (53.2) | 3628 | 1299 (35.8) | 2.04 (1.52–2.73) |
| Heidelberg | 119 | 52 (43.7) | 692 | 279 (40.3) | 1.15 (.78–1.70) |
| Newport | 64 | 9 (14.1) | 2334 | 311 (13.3) | 1.06 (.52–2.18) |
| Dublin | 47 | 35 (74.5) | 7 | 5 (71.4) | 1.17 (.20–6.82) |
| Oranienburg | 44 | 3 (6.8) | 355 | 18 (5.1) | 1.37 (.39–4.85) |
| Montevideo | 31 | 1 (3.2) | 518 | 57 (11.0) | 0.27 (.04–2.01) |
| I 4,[5],12:i:– | 28 | 2 (7.1) | 762 | 245 (32.2) | 0.16 (.04–.69) |
| Javiana | 28 | 3 (10.7) | 1131 | 35 (3.1) | 3.76 (1.08–13.04) |
| Poona | 26 | 2 (7.7) | 146 | 4 (2.7) | 2.96 (.51–17.05) |
| Saintpaul | 25 | 8 (32.0) | 465 | 89 (19.1) | 1.99 (.83–4.75) |
| Schwarzengrund | 22 | 2 (9.1) | 122 | 23 (18.9) | 0.43 (.09–1.97) |
| Sandiego | 19 | 1 (5.3) | 74 | 3 (4.1) | 1.32 (.13–13.40) |
| Panama | 16 | 3 (18.8) | 92 | 3 (3.3) | 6.85 (1.25–37.58) |
| Infantis | 14 | 3 (21.4) | 432 | 49(11.3) | 2.13 (.57–7.91) |
| Paratyphi B var L+ tartrate+ | 14 | 3 (21.4) | 334 | 51 (15.3) | 1.51 (.41–5.61) |
| Agona | 11 | 5 (45.5) | 275 | 93 (33.8) | 1.63 (.49–5.48) |
| Muenchen | 11 | 1 (9.1) | 463 | 30 (6.5) | 1.44 (.18–11.65) |
| Rubislaw | 10 | 0(0) | 89 | 1 (1.1) | N/A |
| Other | 220 | 47 (21.4) | 4100 | 591 (14.4) | 1.61 (1.16–2.25) |
| Total | 1189 | 321 (27.0) | 19 677 | 4023 (20.4) | |
Abbreviations: CI, confidence interval; N/A, not applicable; OR, odds ratio.
a
All isolates with resistant and intermediate minimum inhibitory concentrations were categorized as resistant to remain in accordance with clinical practice.