Table 1.
Comparison of complications among patients with different BMI
| 30-day postoperative morbidity and mortality | BMI (kg/m2) | p value | |||
|---|---|---|---|---|---|
| 18.5–25 | 25–30 | 30–35 | > 35 | ||
| Wound complications (%) | |||||
| Superficial infection | 0 | 0.1 | 0.3 | 0.2 | 0.362 |
| Deep infection | 0.1 | 0.1 | 0.1 | 0 | 0.762 |
| Dehiscence | 0.1 | 0 | 0.2 | 0 | 0.263 |
| Total wound complications | 0.3 | 0.1 | 0.4 | 0.2 | 0.488 |
| Respiratory complications (%) | |||||
| Pneumonia | 0.4 | 0.5 | 0.6 | 0.2 | 0.544 |
| Reintubation | 0 | 0.1 | 0.1 | 0.1 | 0.801 |
| Ventilator > 48 hours | 0.1 | 0.1 | 0.1 | 0.1 | 0.968 |
| Cardiac complications (%) | |||||
| Cardiac arrest | 0 | 0.1 | 0 | 0.1 | 0.493 |
| Myocardial infarction | 0.4 | 0.3 | 0.3 | 0.1 | 0.685 |
| Renal complications (%) | |||||
| Progressive renal insufficiency | 0 | 0 | 0.2 | 0.1 | 0.312 |
| Acute renal failure requiring hemodialysis | 0 | 0 | 0.1 | 0 | 0.425 |
| Neurologic complications (%) | |||||
| Cerebrovascular accident | 0.1 | 0.3 | 0.1 | 0 | 0.337 |
| Coma | 0 | 0 | 0 | 0 | – |
| Peripheral nerve injuries | 0.4 | 0.3 | 0 | 0 | 0.068 |
| Urinary tract infection (%) | 1.5 | 0.8 | 0.6 | 1.3 | 0.158 |
| Deep vein thrombosis (%) | 0.7 | 0.1 | 0.3 | 0.7 | 0.063 |
| Pulmonary embolism (%) | 0.5 | 0.2 | 0.4 | 0.4 | 0.613 |
| Systemic complications (%) | |||||
| Sepsis | 0.3 | 0.2 | 0.2 | 0.2 | 0.979 |
| Septic Shock | 0 | 0.1 | 0.1 | 0 | 0.716 |
| Blood transfusions (%) | 6 | 3.6 | 3.6 | 2.3 | 0.001 |
| Return to operating room (%) | 1.4 | 0.6 | 0.7 | 0.7 | 0.260 |
| Death (%) | 0 | 0.1 | 0.3 | 0.2 | 0.545 |
| Patients with at least one complication (%) | 5 | 3 | 3 | 4 | 0.128 |