Table 4 The impact of UTI and other risk factors on the presence of E. coli vs. other microorganisms in culture (n=425)
Risk factor | Categories | n | E. coli+ n (%) | Univariate p | Multivariate OR (95% CI) |
|---|---|---|---|---|---|
Gender | Male | 209 | 86 (41.1) | 0.067 | 0.63 (0.40-0.97)* |
Female | 216 | 108 (50.0) | 1 | ||
Clinic | Ward | 304 | 160 (52.6) | < 0.001 | 0.64 (0.34-1.20) |
ICU | 120 | 33 (27.5) | 1 | ||
Toilet in patient’s room | Yes | 188 | 99 (52.7) | 0.010 | 1.15 (0.72-1.86) |
No | 232 | 93 (40.1) | 1 | ||
Hand disinfectant in patient’s room | Yes | 334 | 142 (42.5) | 0.005 | 1 |
No | 86 | 51 (59.3) | 1.33 (0.78-2.26) | ||
UTI RISK FACTORS | |||||
Antibiotic use in preceding 3 mo. | Yes | 312 | 129 (41.3) | 0.002 | 0.56 (0.35-0.90)* |
No | 111 | 65 (58.6) | 1 | ||
Urinary tract operation in preceding 6 mo. | Yes | 72 | 43 (59.7) | 0.009 | 1.90 (1.06-3.40)* |
No | 353 | 151 (42.8) | 1 | ||
Urinary tract anomaly | Yes | 47 | 27 (57.4) | 0.082 | 1.26 (0.64-2.51) |
No | 377 | 166 (44.0) | 1 | ||
Infection outside the urinary tract | Yes | 159 | 50 (31.4) | < 0.001 | 1 |
No | 266 | 144 (54.1) | 1.74 (1.08-2.80)* | ||
Catheter in the urinary tract | Yes | 276 | 105 (38.0) | < 0.001 | 1 |
No | 148 | 89 (60.1) | 1.54 (0.95-2.49) |