Table 1.
Clinical characteristic, carbapenems susceptibility, phenotype, and gene pattern of K. pneumoniae clinical isolates (n = 29)
| No. | Specimen | Sex | Age (Years) | Carbapenems susceptibility test |
Phenotype of |
Gene pattern | Pattern of entire of bla gene by sequencing | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IMP | MEM | ETP | DOR | Carbapenemases | MBLs | KPC | Biofilm formation category | ||||||
| U17 | Urine | – | – | R | R | R | NT | + | + | – | IMP | IMP-14a | Strong |
| U22 | Urine | – | – | R | R | R | NT | + | + | – | IMP | IMP-14a | Strong |
| U35 | Urine | – | – | R | R | R | NT | + | + | – | IMP | IMP-14a | Strong |
| V17 | Urine | – | – | R | R | R | NT | + | + | – | IMP | IMP-14a | Strong |
| 385 | Urine | Male | 70 | R | R | R | R | + | + | – | IMP | IMP-14a | Strong |
| 593 | Urine | Male | 70 | R | R | R | R | + | + | – | NDM | NDM-1 | Moderate |
| U12 | Urine | Male | – | R | R | R | NT | + | + | – | NDM | NDM-1 | Moderate |
| U27 | Urine | – | – | R | R | R | NT | +/w | + | – | NDM | NDM-1 | Moderate |
| U9 | Urine | – | – | R | R | R | NT | + | + | – | NDM | NDM-1 | Strong |
| 52 | Urine | – | – | R | R | R | NT | +/w | + | – | NDM | NDM-1 | Moderate |
| 383 | Urine | Male | 66 | R | R | R | R | +/w | + | – | NDM | NDM-1 | Strong |
| 480 | Bile | Male | 59 | R | R | R | R | + | + | – | NDM | NDM-1 | Strong |
| 492 | Urine | Female | 91 | R | R | R | R | + | + | – | NDM | NDM-1 | Strong |
| 631 | Urine | Male | 88 | R | R | R | R | + | + | – | NDM | NDM-1 | Moderate |
| 503 | Sputum | Male | 81 | R | R | R | R | + | – | – | OXA-48 | OXA-181 | Moderate |
| 454 | Bile | Male | 73 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-181+NDM-5 | Strong |
| 614 | Endotracheal aspirate | Male | 1 month | R | R | R | R | + | – | – | OXA-48 | OXA-232 | Strong |
| 477 | Bile | Female | 45 | R | R | R | R | + | – | – | OXA-48 | OXA-232 | Strong |
| 500 | Blood | Male | 63 | R | R | R | R | + | – | – | OXA-48 | OXA-232 | Strong |
| 605 | Pus, Wound | Male | 74 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Strong |
| 601 | Sputum | Male | 89 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Moderate |
| 628 | Sputum | Male | 83 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Moderate |
| 460 | Corneal scraping | Male | 67 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Strong |
| 495–1 | Biopsy. Tissue, Autopsy | Male | 69 | R | R | R | R | + | +/− | – | OXA-48+NDM | OXA-232+NDM-1 | Strong |
| 498 | Urine | Female | 35 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Moderate |
| 622 | Urine | Male | 88 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Strong |
| 632 | Urine | Female | 83 | R | R | R | R | + | + | – | OXA-48+NDM | OXA-232+NDM-1 | Strong |
| 478 | Biopsy. Tissue, Autopsy | Male | 69 | I | I | I | S | + | – | – | OXA-48 | OXA-48 | Moderate |
| 633 | Urine | Female | 46 | R | R | R | R | + | – | – | OXA-48 | OXA-48 | Strong |
IMP, Imipenem; MEM, Meropenem; ETP, Ertapenem; DOR, Doripenem; S, Susceptible; I, Intermediate; R, Resistant; NT, not tested; +, positive; -, negative; +/−, CAEDTA disk synergy positive but CAEDTA combination disk negative; +/w, weakly positive.