Table 3.
Univariate analysis for predictors of mortality caused by bloodstream infections with Enterobacteriaceae.
| Clinical characteristics | Bloodstream infections with Enterobacteriaceae, n (%) | P value | |
|---|---|---|---|
| Survival group (n = 110) | Mortality group (n = 38) | ||
| Gender (male) | 55 (50.0) | 20 (52.6) | 0.780 |
| Age | 67.5 ± 20.0 | 73.9 ± 15.9 | 0.075 |
| Community acquired | 28 (25.5) | 2 (5.3) | 0.008∗ |
| Admission to the ICU | 10 (9.1) | 20 (52.6) | <0.001∗ |
| Long-term bedbound | 50 (45.5) | 30 (78.9) | <0.001∗ |
| Medical institution admission history within 3 months | 69 (62.7) | 23 (60.5) | 0.809 |
| Underlying diseases | |||
| Cardiovascular disease | 51 (46.4) | 22 (57.9) | 0.220 |
| Cerebrovascular disease | 54 (49.1) | 24 (63.2) | 0.134 |
| Chronic respiratory disease | 12 (10.9) | 3 (7.9) | 0.827 |
| Chronic kidney disease | 30 (27.3) | 16 (42.1) | 0.089 |
| Diabetes mellitus | 38 (34.5) | 15 (39.5) | 0.585 |
| Malignant tumor | 37 (33.6) | 11 (28.9) | 0.594 |
| Anemia | 77 (70.0) | 36 (94.7) | 0.002∗ |
| Hypoalbuminemia | 87 (79.1) | 37 (97.4) | 0.008∗ |
| Lung infection | 53 (48.2) | 30 (78.9) | 0.001∗ |
| Urinary tract infection | 60 (54.5) | 14 (36.8) | 0.060 |
| Abdominal infection | 9 (8.2) | 10 (26.3) | 0.009∗ |
| Tracheotomy | 22 (20.0) | 11 (28.9) | 0.253 |
| Liver dysfunction | 20 (18.2) | 17 (44.7) | 0.001∗ |
| Invasive surgery before infection | |||
| Mechanic ventilation | 10 (9.1) | 20 (52.6) | <0.001∗ |
| Central venous catheterization | 20 (18.2) | 27 (71.1) | <0.001∗ |
| Indwelling urethral catheterization | 41 (37.3) | 29 (76.3) | <0.001∗ |
| Sources of bloodstream infection | |||
| Catheter related | 19 (17.3) | 14 (36.8) | 0.012∗ |
| Respiratory system | 25 (22.7) | 12 (31.6) | 0.277 |
| Urinary tract | 39 (35.5) | 3 (7.9) | 0.001∗ |
| Others | 27 (24.5) | 9 (23.7) | 0.915 |
| Prior use of broad-spectrum antibiotics within 30 days | 36 (32.7) | 28 (73.7) | <0.001∗ |
| Combined fungal infection | 9 (8.2) | 11 (28.9) | <0.001∗ |
| Prior use of glucocorticoids within 30 days | 4 (3.6) | 15 (39.5) | 0.007∗ |
| CRE infection | 9 (8.2) | 17 (44.7) | <0.001∗ |
| Total length of hospital stay | 21.4 ± 13.2 | 22.7 ± 10.4 | 0.528 |
CRE: carbapenem-resistant Enterobacteriaceae; ∗P < 0.05.