Table 2.
Demographic, clinical and microbiological data of imipenem susceptible and non-susceptible P. aeruginosa isolates.
| Demographic, clinical and microbiological variables | Imipenem susceptible (n=93) | Imipenem non-susceptible (n=67) | p | |
|---|---|---|---|---|
| Demographic: | ||||
| Mean age (± SD) 1 | 50.74±23.88 | 29.85±21.54 | < 0.001 | |
| Gender | Female | 31 (33.3%) | 32 (47.8%) | 0.073 |
| Male | 62 (66.7%) | 35 (52.2%) | ||
| Patients | In-patients | 80 (86%) | 66 (98.5%) | 0.008 |
| Out-patients | 13 (14%) | 1 (1.5%) | ||
| Clinical: | ||||
| Surgery | 48 (51.6%) | 41 (61.2%) | 0.261 | |
| Hospitalized in burn ward | 2 (2.2%) | 50 (74.6%) | < 0.001 | |
| Hospitalized in ICU ward | 46 (49.5%) | 11 (16.4%) | < 0.001 | |
| Chronic lung disease | 16 (17.2%) | 7 (10.4%) | 0.261 | |
| Mechanical ventilation | 15 (16.1%) | 9 (13.4%) | 0.823 | |
| Death during hospitalization | 17 (18.3%) | 16 (23.9%) | 0.431 | |
| Microbiological: | ||||
| MDR P. aeruginosa | 28 (30.1%) | 62 (92.5%) | < 0.001 | |
| Class 1 integron gene | 29 (31.2%) | 61 (91%) | < 0.001 | |