Table 3. Univariate analysis of risk factors for Intensive Care Unit-acquired infections in Lagos University Teaching Hospital, Lagos.
| Factors | Infected n(%) | Not Infected n(%) | Odds ratio | p-value | |
|---|---|---|---|---|---|
| Use of antibiotic one month before hospital admission | 0.334 | 0.03 | |||
| • Yes | 20(62.5) | 14(35.9) | |||
| • No | 12(37.5) | 25(64.1) | |||
| Surgery one month before admission | 0.181 | 0.001 | |||
| • Yes | 21 (65.6) | (25.6) | |||
| • No | 11 (34.4) | 29 (74.4) | |||
| Urethral catheterization | 5.38 | 0.03 | |||
| • Yes | 32(100.0) | 33(84.6) | |||
| • No | 0(0.0) | 6(15.4) | |||
| Endotracheal intubation | 5.78 | 0.02 | |||
| • Yes | 29(90.6) | 13(33.3) | |||
| • No | 3(9.4) | 26(66.7) | |||
| Location before admission | 0.11 | 0.001 | |||
| • Hospital wards | 13 (59.1) | 4 (13.8) | |||
| • Accident/Emergency unit | 9 (40.9) | 25 (86.2) | |||
| Age(years) | 3.28 | 0.17 | |||
| • ≥60 | 2 (6.25) | (17.9) | |||
| • <59 | 30 (93.75) | 32 (82.1) | |||
| Gender | 0.44 | 0.086 | |||
| • Female | 18 (56.25) | (35.9) | |||
| • Male | 14 (43.75) | 25 (64.1) | |||
| Malignancy | 0.46 | 0.191 | |||
| • Yes | 9 (28.13) | (15.38) | |||
| • No | 23 (71.87) | 33 (84.62) | |||
| Length of ICU stay | 0.44 | 0.093 | |||
| • ≥ 7 | 17 (53.1) | (33.3) | |||
| • < 7 | 15 (46.9) | 26 (66.7) | |||
| APACHE II score | 0.52 | 0.186 | |||
| • ≥ 20 | 19 (59.4) | (43.6) | |||
| • < 20 | 13 (40.6) | 22 (56.4) | |||
P-value < 0.05