Table 1.
Demographics, clinical diagnoses, and MDR Gram-negative infection in study population (n = 97).
| Characteristics | Values |
|---|---|
| Gender: men, n (%) | 65 (67%) |
| Age, years | |
| Median (Q1; Q3) | 63.0 (51.0; 73.5) |
| Min–max | 20.0–92.0 |
| Duration of hospitalization, days | |
| Median (Q1; Q3) | 43.0 (26.5; 63.5) |
| Min–max | 10.0–204.0 |
| Patient death rate, n (%) | 49.0 (50.5%) |
| Main clinical diagnoses groups, n (%): | |
| Pulmonology (e.g., pneumonia, COPD) | 28 (28.9%) |
| Neurology (e.g., subarachnoid hemorrhage) | 21 (21.6%) |
| Cardiology (e.g., myocardial infarction, ACS) | 19 (19.6%) |
| Gastroenterology (e.g., severe acute pancreatitis) | 8 (8.2%) |
| Other (e.g., cancer, acute kidney failure, trauma) | 21 (21.6%) |
| ICU where colistin therapy was started, n (%) | |
| General | 74 (74%) |
| Cardiology | 17 (17%) |
| Pulmonology | 7 (7%) |
| Neurology | 2 (2%) |
| Hospitalization days when MDR Gram-negative bacteria infection was diagnosed | |
| Median (Q1; Q3) | 9.0 (12.5; 21.0) |
| Min–max | 3.0–78.0 |
| Source of MDR Gram-negative bacteria infection | |
| Trachea aspirate, n (%) | 68 (68%) |
| Blood, n (%) | 5 (5%) |
| Blood and trachea aspirate, n (%) | 10 (10%) |
| Other material, including blood, n (%) | 2 (2%) |
| Other material, without blood, n (%) | 15 (15%) |
Abbreviations: ACS: acute coronary syndrome; COPD: chronic obstructive lung disease; ICU: intensive care unit; MDR: multidrug-resistant.