Table 2.
Univariate analysis of categorical variables for nosocomial BSI
| Infected n=98 (%) | Non-infected n=98 (%) | P value | |
|---|---|---|---|
| Male sex | 38 (38.8) | 42 (42.9) | 0.724 |
| Age (>65 years old) | 37 (37.8) | 25 (25.5) | 0.033 |
| Cerebrovascular accidents | 34 (34.7) | 29 (29.6) | 0.076 |
| Severe traumatic cerebral injuries | 23 (23.5) | 18 (18.4) | 0.407 |
| Multiple traumatic injuries | 22 (22.4) | 26 (26.5) | 0.356 |
| MODS score (>8) | 36 (36.7) | 19 (19.3) | 0.028 |
| APACHE II score (>18) | 36 (36.7) | 22 (22.4) | 0.030 |
| Mechanical Ventilation | 50 (51.0) | 28 (28.6) | 0.011 |
| Urinary catheter | 45 (45.9) | 39 (39.8) | 0.216 |
| Nasogastric tube | 37(37.8) | 44 (44.9) | 0.687 |
| Central venous catheter | 35 (35.7) | 24 (24.5) | 0.039 |
| H2 blockers | 52 (53.1) | 57 (58.2) | 0.621 |
| Blood sugar (>11.1 mmol/L) | 48 (49.0) | 45 (46.0) | 0.213 |
| Serum albumin (<30 g/L) | 40 (40.8) | 30 (30.6) | 0.040 |
| Transfusion | 28 (28.6) | 23 (23.5) | 0.534 |
| Coma | 42 (42.9) | 28 (28.6) | 0.032 |
| Surgery | 68 (69.4) | 50 (51.0) | 0.016 |