Table 5.
Univariate and multivariate regression analysis for risk factors of readmission
| Univariate analysis | Multivariate analysis | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p-value | OR | 95% CI | p-value | |
| Age | 0.989 | 0.943–1.037 | 0.647 | |||
| Gender (male) | 1.462 | 0.384–5.560 | 0.578 | |||
| Diagnosis | ||||||
| Ulcerative colitis | 1 | 1 | ||||
| Crohn | 1 | 0.232–4.310 | 0.999 | |||
| Indeterminate colitis | 0.00 | 0.00–infinity | 0.000 | |||
| BMI category | ||||||
| Underweight | 1 | |||||
| Normal | 0.848 | 0.082–8.792 | 0.890 | |||
| Overweight | 0.000 | 0.00–infinity | 0.999 | |||
| Obese | 0.615 | 0.044–8.703 | 0.719 | |||
| ASA physical score ≥ 3 | 0.000 | 0.000–infinity | 0.999 | |||
| Charlson Comorbidity Index ≥ 3 | 0.905 | 0.099–8.248 | 0.929 | |||
| Smoking status | ||||||
| Non-smoker | 1 | |||||
| Ex-smoker | 2.150 | 0.448–10.312 | 0.339 | |||
| Smoker | 1.911 | 0.319–11.450 | 0.478 | |||
| Neutrophil-lymphocyte ratio > 5 | 1.929 | 0.496–7.5 | 0.343 | |||
| Albumin > 35 g/L | 0.606 | 0.156–2.357 | 0.606 | |||
| Preoperative steroid use | 3.758 | 0.740–19.086 | 0.110 | |||
| Preoperative immunosuppression | 0.756 | 0.194–2.935 | 0.686 | |||
| Emergency surgery | 1.703 | 0.403–7.191 | 0.469 | |||
| Sarcopenia | 4.778 | 1.121–20.361 | 0.034 | 3.251 | 0.707–14.951 | 0.130 |
| Myosteatosis | 6.451 | 1.495–27.829 | 0.012 | 4.802 | 1.053–21.889 | 0.043 |
OR odds ratio, CI confidence interval, BMI Body Mass Index, ASA American Society of Anesthesiologists