Table 6.

Results of multiple logistic regression analysis to determine predictive factors for major complications following cancer surgery

Variable	Odds ratio (CI 95%)	P
Age (years)	1.03 (1.01–1.06)	0.010
ASA physical status (≥3)	2.61 (1.34–5.49)	0.004
Preoperative hemoglobin (< 12 g/dL)	2.13 (1.15–4.15)	0.016
Use of colloids	1.89 (0.99–3.75)	0.049
Estimated blood loss (>  500 mL)	2.06 (0.97–4.42)	0.048
Intraoperative hypotension requiring vasopressor	4.67 (1.41–15.48)	0.004

ASA American Society of Anesthesiologists

p < 0.05 was considered significant