Table 2.
Types of β-lactamases produced by extended-spectrum β-lactamase (ESBL)-producing Escherichia coli according to the locations of acquisition.
|
β-lactamase |
Total (n = 139) |
Hospital-onset (n = 60) |
Community-onset |
||
|---|---|---|---|---|---|
| Total (n = 79) | Healthcare-associated (n = 46) | Community-associated (n = 33) | |||
| CTX-M-14 |
69 (49.6) |
24 (40) |
45 (56.9) |
23 (60.0) |
22 (66.7) |
| CTX-M-14 |
17 |
7 |
10 |
6 |
4 |
| CTX-M-14 + TEM-1b |
43 |
14 |
29 |
15 |
14 |
| CTX-M-14 + OXA-1 |
1 |
0 |
1 |
0 |
1 |
| CTX-M-14 + TEM-1b + OXA-1 |
8 |
3 |
5 |
2 |
3 |
| CTX-M-15 |
53 (38.1) |
20 (33.3) |
33 (41.8) |
22 (47.8) |
11 (33.3) |
| CTX-M-15 |
8 |
2 |
6 |
3 |
3 |
| CTX-M-15 + TEM-1b |
16 |
4 |
12 |
7 |
5 |
| CTX-M-15 + OXA-1 |
10 |
3 |
7 |
4 |
3 |
| CTX-M-15 + TEM-1b + OXA-1 |
19 |
11 |
8 |
8 |
0 |
| CTX-M-14 + M-15 |
17 (12.2) |
16 (26.7) |
1 (1.3) |
1 (2.2) |
0 (0) |
| CTX-M-14 + M-15 + TEM-1b |
4 |
4 |
0 |
0 |
0 |
| CTX-M-14 + M-15 + OXA-1 |
1 |
1 |
0 |
0 |
0 |
| CTX-M-14 + M-15 + TEM-1b + OXA-1 |
11 |
10 |
1 |
1 |
0 |
| CTX-M-14 + M-15 + TEM-1b + OXA-1 + SHV-1 | 1 | 1 | 0 | 0 | 0 |
Data are no. (%) of isolates, unless otherwise indicated.