Table 3.
Logistic regression analysis of re-hospitalization incidence associated with patient characteristics
| Variable | Univariable | Multivariable | ||||
|---|---|---|---|---|---|---|
| Odds ratio | 95% CI | p value | Odds ratio | 95% CI | p value | |
| Categoric | ||||||
| Male gender | 1.60 | (0.49–6.19) | 0.454 | 0.71 | (0.15–3.47) | 0.659 |
| BMI > 28 | 1.12 | (0.06–6.48) | 0.917 | 1.44 | (0.05–17.10) | 0.788 |
| Symptoms > 48 h | 1.25 | (0.38–4.15) | 0.709 | 1.46 | (0.32–6.56) | 0.618 |
| Appendix diameter > 10 mm | 1.19 | (0.34–3.90) | 0.770 | |||
| Appendicolith | 4.23 | (1.29–14.96) | 0.018 | 4.32 | (1.09–19.08) | 0.040 |
| Perforation signs | 2.83 | (0.71–9.69) | 0.109 | 3.23 | (0.52–17.78) | 0.184 |
| Ambulatory surgery | 0.47 | (0.14–1.54) | 0.218 | 0.85 | (0.17–4.58) | 0.842 |
| Continuous | ||||||
| Age (years) | 1.01 | (0.98–1.04) | 0.559 | 1.03 | (0.98–1.07) | 0.174 |
| Appendix diameter | 1.01 | (0.85–1.15) | 0.873 | 0.95 | (0.73–1.17) | 0.698 |
| CRP level | 1.00 | (1.00–1.01) | 0.329 | 1.00 | (0.98–1.01) | 0.438 |
| WBC | 1.08 | (0.96–1.22) | 0.200 | 1.08 | (0.93–1.24) | 0.307 |
| ASA score | 0.38 | (0.02–1.52) | 0.306 | 0.21 | (0.01–1.36) | 0.180 |
| SA score | 0.81 | (0.50–1.37) | 0.422 | |||