| Age |
| Infections | p | |
| Yes | No | |||
| Infant | 13 | 66 | 0.7817 | |
| Small infant | 6 | 30 | ||
| Large child | 11 | 74 | ||
| Sex | Male | 17 | 110 | 0.7954 |
| Female | 13 | 70 | ||
| Recruitment methods | Urgent | 26 | 37 | 0.0028 |
| Elective surgery | 4 | 33 | ||
| Anemia | Yes | 3 | 164 | 0.1364 |
| No | 27 | 6 | ||
| Catheter presence | <3 days | 16 | 71 | 0.3277 |
| 3 days | 14 | 99 | ||
| Length of hospitalization | <5 days | 1 | 45 | 0.0001 |
| 6 - 10 | 2 | 6 | ||
| 11 - 15 | 3 | 34 | ||
| ˃15 | 11 | 19 | ||
| ASA score | ASA 1 | 23 | 134 | 0.9807 |
| ASA 2 | 7 | 36 | ||
| Hospitalization Category | 1st category | 3 | 24 | 0.1081 |
| 2nd category | 14 | 104 | ||
| 3rd category | 13 | 42 | ||
| Nutritional status | Good | 28 | 163 | 0.6264 |
| Bad | 2 | 7 | ||
| Urinary catheter | Yes | 11 | 32 | 0.0509 |
| No | 19 | 138 | ||