Table 2.
Resistant genes in ESBL-producing or carbapenemase-producing isolates from K. pneumoniae bloodstream isolates during 2012–2015.
| Genes | Number of isolates (%) | ||||
|---|---|---|---|---|---|
| Total | 2012 | 2013 | 2014 | 2015 | |
| ESBL | 22 (27.5) | 3 (15.0) | 7 (35.0) | 7 (35.0) | 5 (25.0) |
| blaTEM−1 | 8 (36.4) | 1 (33.3) | 2 (28.6) | 2 (28.6) | 3 (60.0) |
| blaTEM−103 | 1 (4.5) | 1 (33.3) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| blaSHV−1 | 11 (50.0) | 2 (66.7) | 5 (71.4) | 1 (14.3) | 3 (60.0) |
| blaSHV−33 | 1 (4.5) | 1 (33.3) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| blaSHV−36 | 2 (9.1) | 0 (0.0) | 2 (28.6) | 0 (0.0) | 0 (0.0) |
| blaSHV−11 | 3 (13.6) | 0 (0.0) | 0 (0.0) | 2 (28.6) | 1 (20.0) |
| blaSHV−12 | 4 (18.2) | 0 (0.0) | 0 (0.0) | 4 (57.1) | 0 (0.0) |
| blaSHV−28 | 1 (4.5) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (20.0) |
| blaCTX−M−15 | 6 (27.3) | 1 (33.3) | 2 (28.6) | 2 (28.6) | 1 (20.0) |
| blaCTX−M−14 | 7 (31.8) | 0 (0.0) | 4 (57.1) | 1 (14.3) | 2 (40.0) |
| blaCTX−M−65 | 4 (18.2) | 2 (66.7) | 0 (0.0) | 1 (14.3) | 1 (20.0) |
| Carbapenemase | 12 (15.0) | 0 (0.0) | 1 (5.0) | 5 (25.0) | 6 (30.0) |
| blaKPC−2 | 12 (100.0) | 0 (0.0) | 1 (100.0) | 5 (100.0) | 6 (100.0) |