Table 5.
Multivariable logistic regression for the risk factors of postoperative graft dehiscence.
| Variables | Univariable | Multivariable | ||||
|---|---|---|---|---|---|---|
| OR | 95% CI | P value | OR | 95% CI | P value | |
| Corticosteroids | 1.43 | 0.65–3.12 | 0.37 | 1.37 | 0.59–3.20 | 0.46 |
| BMI ≤ 21 (kg/m2) | 1.55 | 0.86–2.78 | 0.14 | 1.10 | 0.56–2.17 | 0.79 |
| Hemoglobin (g/dl) | 0.85 | 0.73–0.99 | 0.0375 | 1.00 | 0.81–1.23 | 0.99 |
| Albumin (g/dl) | 0.45 | 0.23–0.90 | 0.0240 | 0.69 | 0.27–1.74 | 0.43 |
| Hypertension | 0.46 | 0.23–0.91 | 0.0248 | 0.55 | 0.27–1.14 | 0.11 |
| Surgery duration, per hour | 1.71 | 1.46–1.99 | <0.0001 | 1.57 | 1.31–1.87 | <0.0001 |
| Net balance of fluid | 1.00 | 1.00–1.00 | 0.0006 | 1.00 | 0.46–1.86 | 0.09 |
| Infusion of inotrope | 1.77 | 0.96–3.25 | 0.07 | 0.93 | 0.46–1.86 | 0.83 |
| Infusion of vasopressor | 2.11 | 1.11–4.04 | 0.0234 | 2.08 | 1.04–4.17 | 0.0379 |
| Transfusion | 3.00 | 1.28–7.02 | 0.0113 | 1.67 | 0.62–4.58 | 0.32 |
Variables with P < 0.2 in univariable analysis were presented in Univariable column. Abbreviations: BMI body mass index, OR odds ratio, CI confidence interval.