Epidural analgesia and avoidance of blood transfusion are associated with reduced mortality in patients with postoperative pulmonary complications following thoracotomic esophagectomy: a retrospective cohort study of 335 patients

Table 5 Multivariate stepwise logistic regression analysis of patient-specific and procedural risk factors with respect to 90-days mortality of patients with PPCs

	OR (95% CI)	P Value
Patient-specific risk factors
ASA ≥ 3	2.6 (1.1–6.2)	0.036
Procedural risk factors
PRBC	5.0 (2.0–12.6)	0.001
TEA	3.9 (1.6–9.7)	0.003

ASA American Society of Anesthesiology, PRBC Packed red blood cell, TEA Thoracic epidural anesthesia

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