Table 2.
Phenotypic and genotypic characteristics of Klebsiella pneumoniae isolates.
| Isolate | MLST | Isolation Date | Source | Originating Site | ESBL | β-Lactamases | Resistance (R) or Susceptibility (S) to Antimicrobials | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CEF | CAZ | FEP | ETP | IMI | GEN | AMK | CIP | STX | NI | |||||||
| S-1226 | 307 | Oct/2018 | Wound secretion | A/Surg | + | CTS | R | R | R | S | S | S | — | R | R | — |
| CC4 a | 307 | Nov/2018 | Urine | B/IM | + | CTS | R | R | R | S | S | R | — | R | R | — |
| H18-2354 | 307 | Nov/2018 | Blood | A/Surg | + | CTS | R | R | R | S | S | R | S | R | R | — |
| O-3651 | 307 | Nov/2018 | Urine | A/ICU | + | CTS | R | R | R | S | S | R | S | R | R | R |
| HR-0054 a | 307 | Feb/2019 | Rectal swab | A/Out | + | CTS | R | R | R | — | I b | R | I | R | R | — |
| 164605 | 307 | Mar/2019 | Endotracheal secretion | C/ICU | + | CTS | R | R | R | S | S | R | S | R | R | I |
| S-0734 a | 152 | May/2019 | Wound secretion | A/Ort | + | CTS | R | R | R | S | S | R | — | R | R | I |
| 365 | 18 | Jun/2019 | Urine | B/IM | − | ND | S | S | S | S | S | S | S | S | S | R |
| O-2659 | 29 | Nov/2019 | Urine | A/IM | − | ND | S | S | S | S | S | S | S | S | S | I |
| O-2723 | 405 | Nov/2019 | Urine | A/Neu | + | CTS | R | R | R | S | S | R | S | I | R | — |
| CC5 | 2073 | Nov/2019 | Urine | B/IM | + | CTS | R | R | R | S | S | R | I | S c | R | R |
a Resistant to ampicillin/sulbactam. b Intermediate resistance to meropenem. c Resistance to nalidixic acid. Abbreviations: AMK: amikacin; CAZ: ceftazidime; CEF: cephalothin; CIP: ciprofloxacin; CTS: CTX-M-15, TEM, and SHV β-lactamases; ESBL: extended-spectrum β-lactamase; ETP ertapenem; FEP: cefepime; GEN: gentamicin; ICU: intensive care unit; IM: internal medicine ward; IMI: imipenem; MLST: multilocus sequence typing; ND; not determined; Neu: neurology ward; NI: nitrofutantoin; Ort: orthopedics ward; Out: outpatient; Surg: surgical ward; SXT: trimethoprim-sulfamethoxazole.