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Table 2 Perioperative and oncologic outcomes

From: Comparisons between minimally invasive and open esophagectomy for esophageal cancer with cervical anastomosis: a retrospective study

VariableOE (n = 53)MIE (n = 87)P-Value
Operation time (min)200.34 ± 14.51146.08 ± 17.35<  0.00011
Intraoperative blood loss (mL)174.53 ± 35.3283.91 ± 24.72< 0.00011
Blood transfusion (%)3.77%-2/532.30%-2/870.632
Postoperative ICU stay (hours)21.75 ± 1.6821.15 ± 1.540.071
Postoperative hospital stay (days)15.64 ± 6.059.68 ± 2.97< 0.00011
R0-resection rate (%)100%-53/53100%-87/871.002
Lymph nodes retrieved18.42 ± 3.6638.89 ± 4.31< 0.00011
Postoperative pathological staging  0.282
 I22.64%21.83% 
 II58.49%47.13% 
 III18.87%31.03% 
  1. Scale variables were expressed as median and range, ordinal and nominal parameters as absolute numbers, and percent
  2. ICU Intensive care unit
  3. 1Mann-Whitney test
  4. 2Chi-square (or Fisher exact) test