Table 4.
Clinical outcomes and prevalence of pathogens causing ventilator-associated pneumonia in the study population of patients after follow-up
| Parameters | Control group (n=23) | Intervention group (n=19) | P |
|---|---|---|---|
| Incidence of global VAP* | 17 (73.9) | 8 (42.1) | 0.037 |
| Duration of VAP** | 7.53±2.82 | 7.87±2.75 | 0.78 |
| Culture of lung secretions* | |||
| Positive TC | 6 (35.3) | 4 (50) | 0.457 |
| Positive TC and BC | 8 (47.1) | 4 (50) | |
| None | 3 (17.6) | 0 | |
| Type of microorganism* | |||
| Gram-negative Cocci | 0 | 2 (25) | 0.429 |
| Acinetobacter baumannii | 4 (28.6) | 3 (37.5) | |
| Klebsiella spp. | 1 (7.1) | 1 (12.5) | |
| Staphylococcus aureus | 3 (21.4) | 1 (12.5) | |
| Pseudomonas aeruginosa | 3 (21.4) | 1 (12.5) | |
| Enterobacter aerogenes | 2 (14.3) | 0 | |
| Fungi | 1 (7.1) | 0 | |
| Pulmonary infiltration* | |||
| No infiltrate | 2 (11.8) | 0 | 0.482 |
| Diffuse | 2 (11.8) | 2 (25) | |
| Localized | 13 (76.4) | 6 (75) | |
| Length of ICU stay# | 23 (15–30) | 13 (10–27) | 0.146 |
| Duration of ventilation# | 14 (14–14) | 12 (10–14) | 0.033 |
| Outcome* | |||
| Alive | 14 (60.9) | 6 (31.6) | 0.024 |
| Dead | 5 (21.7) | 2 (10.5) | |
| Discharge | 4 (17.4) | 11 (57.9) |
*n (%),**Mean±SD, #Median (IQR1–IQR3). IQR=Interquartile range, SD=Standard deviation, BC=Blood culture, ICU=intensive care unit, TC=Tracheal culture, VAP=Ventilator-associated pneumonia