Table 1.
Antibiotic susceptibility 1 of SCUT Isolates of P . aeruginosa and T3SS genotype
| |
exoU
(+) (n = 19) |
exoU
(-) (n = 75) |
P -value 2 | ||
|---|---|---|---|---|---|
| Resistant | Non-resistant | Resistant | Non-resistant | ||
|
Fluoroquinolones |
|
|
|
|
|
| Ciprofloxacin3 |
5 (28%) |
13 (72%) |
1 (1%) |
74 (99%) |
0.001 |
| Gatifloxacin |
5 (26%) |
14 (74%) |
2 (3%) |
73 (97%) |
0.003 |
| Ofloxacin |
6 (32%) |
13 (68%) |
3 (4%) |
72 (96%) |
0.002 |
|
Cephalosporins |
|
|
|
|
|
| Cefotaxime |
3 (16%) |
16 (84%) |
9 (12%) |
66 (88%) |
0.70 |
| Ceftazidime |
3 (16%) |
16 (84%) |
5 (7%) |
70 (93%) |
0.20 |
|
Aminoglycosides |
|
|
|
|
|
| Amikacin |
1 (5%) |
18 (95%) |
1 (1%) |
74 (99%) |
0.37 |
| Gentamicin |
5 (26%) |
14 (74%) |
4 (5%) |
71 (95%) |
0.02 |
| Tobramycin | 3 (16%) | 16 (84%) | 2 (3%) | 73 (97%) | 0.054 |
1Disc diffusion assay.
2Fisher’s exact test.
3Disc diffusion susceptibility data for ciprofloxacin not available for one exoU(+) isolate (n = 18).