TABLE 1.
Clinical characteristicsa
| Characteristic | All | MDR GNB colonized | Not MDR GNB colonized |
|---|---|---|---|
| n | 29 | 21 | 8 |
| Age, yrs, median (range) | 58 (22–88) | 58 (22–76) | 56 (43–88) |
| Sex, male | 22 (76) | 16 (76) | 6 (75) |
| Time from admission to sample, days, median (range) | 9 (0–271) | 9 (0–133) | 12 (0–271) |
| Total length of stay, median (range) | 37 (2–564) | 37 (2–259) | 47 (4–564) |
| Antibiotic exposuresb | |||
| Cefazolin | 11 (38) | 9 (43) | 2 (25) |
| Cefepime | 12 (41) | 8 (38) | 4 (50) |
| Vancomycin | 15 (52) | 11 (52) | 4 (50) |
| Comorbidities | |||
| Hypertension | 19 (66) | 14 (67) | 5 (63) |
| Alcohol use | 17 (59) | 15 (71) | 2 (25) |
| Lung disease | 8 (28) | 7 (33) | 1 (13) |
| Heart disease | 10 (34) | 6 (29) | 4 (50) |
| Diabetes | 10 (34) | 8 (38) | 2 (25) |
| Kidney disease | 4 (14) | 1 (5) | 3 (38) |
| Mechanical ventilationc | 14 (48) | 10 (48) | 4 (50) |
| Burn characteristics | |||
| Revised Baux score | 69 (31–126) | 69 (31–110) | 92 (53–126) |
| TBSA, %, median (range) | 12 (0–87) | 12 (0–87) | 14.25 (10–56) |
| Inhalational injury | 3 (10) | 2 (10) | 1 (13) |
| Mechanism | |||
| Flame | 9 (31) | 5 (24) | 4 (50) |
| Scald | 5 (17) | 5 (24) | 0 |
| Other burnd | 7 (24) | 5 (24) | 2 (25) |
| Nonburn injury | 8 (28) | 6 (29) | 2 (25) |
| Hospital mortality | 4 (14) | 3 (14) | 1 (13) |
a
All data in n(%), unless otherwise indicated.
b
Antibiotic exposures preceded collection of the isolates.
c
Mechanical ventilation on the day of sample collection.
d
One person with an unknown mechanism of burn was included in “Other.”