Table 2.
Predisposing factors for urinary tract infections (UTIs) * (n=483)
| Urinary catheter | Total | ||
|---|---|---|---|
| Risk factor |
Present (309) n (%) |
Absent (174) n (%) |
n (%) |
| Antibiotic use in preceding 3 month |
220 (71.2) |
118 (67.8) |
338 (70.4) |
| UTI in the preceding year |
127 (41.1) |
80 (46.0) |
207 (43.3) |
| Infection outside the urinary tract |
131 (42.4) |
35 (20.1) |
166 (34.4) |
| Diabetes mellitus |
80 (25.9) |
51 (29.3) |
131 (27.1) |
| Chronic renal failure |
65 (21.0) |
37 (21.3) |
102 (21.2) |
| Immunosuppressive therapy in preceding 6 month |
43 (13.9) |
46 (26.4) |
89 (18.4) |
| Urinary tract operation in preceding 6 month |
55 (17.8) |
33 (19.0) |
88 (18.3) |
| Prostate hypertrophy |
49 (15.9) |
32 (18.4) |
81 (18.6) |
| Current corticosteroid use |
41 (13.3) |
35 (20.1) |
76 (15.8) |
| Urinary tract anomaly |
39 (12.6) |
19 (10.9) |
58 (12.0) |
| Urethral stent |
17 (5.5) |
6 (3.4) |
23 (4.8) |
| Urinary reflux |
9 (2.9) |
8 (4.6) |
17 (3.5) |
| Renal transplantation |
3 (1.0) |
14 (8.0) |
17 (3.5) |
| Uterine prolapsus | 3 (1.0) | 8 (4.6) | 11 (4.4) |
*Some patients had more than one predisposing factor.