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Table 4 Multivariate analysis of possible predictors for postoperative complications following radical gastrectomy for gastric cancer (n = 2469)

From: The effect of preoperative smoking cessation and smoking dose on postoperative complications following radical gastrectomy for gastric cancer: a retrospective study of 2469 patients

Variables Odds ratio (OR) 95% Confidence interval (CI) P value
Perioperative blood transfusion 2.753 2.038–3.719 < 0.001
Operation time ≥ 240 min 2.037 1.500–2.764 < 0.001
Combined multi-organ resection 1.767 1.184–2.638 0.005
Smoking history 1.506 1.131–2.004 0.005
ASA score ≥ 3 1.687 1.152–2.470 0.007
Any comorbidity 1.362 1.010–1.838 0.043
  1. ASA American Society of Anesthesiologist