Table 4. Incidence of Postoperative Complications
Data presented as number of patients (%). Postoperative complications definition based on Bennett-Gurrerro et al. 13
*P < 0.05 Fisher exact test.
Acute renal dysfunction = presence of oliguria (< 500 ml/day), increased serum creatinine (30% from preoperative value); Respiratory support = mechanical ventilation or continuous positive airway pressure; Cardiovascular = hypotension requiring pharmacologic therapy, arrhythmias requiring pharmacologic therapy or cardiogenic pulmonary edema; Chest infection = clinical diagnosis accompanied by an increase in leukocyte count above the normal range; PONV = postoperative nausea or vomiting; Coagulopathy = platelet count < 100,000/l, prothrombin time > 1.5 times control, activated partial thromboplastin time > 1.5 times control, and/or fibrinogen < 100 mg/dl; Wound infection = clinical diagnosis, positive wound culture results, or increase in leukocyte count.