Fig 1.
The selection and matching process of participants.
Table 1.
Distribution of patients characteristics of epidural and intravenous analgesia groups, before and after propensity score matching.
Table 2.
Perioperative outcomes of epidural and intravenous analgesia groups.
Fig 2.
The preoperative and postoperative changes of levels in C-reactive protein (A), white blood cell (B) and heart rate (C) between epidural analgesia (EDA) and intravenous analgesia (IVA) groups.
Fig 3.
The preoperative and postoperative changes of levels in systolic (A) and diastolic (B) blood pressure between epidural analgesia (EDA) and intravenous analgesia (IVA) groups.
Fig 4.
Overall survival (A) and cumulative incidence of recurrence (B) of patients with esophageal cancer between epidural analgesia (EDA) and intravenous analgesia (IVA) groups.