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. 2025 Jan 21;31(3):101041. doi: 10.3748/wjg.v31.i3.101041

Table 2.

Compared different short-term outcomes between subgroups of train set, n (%)

Train set (n = 549)
Non-SAE (n = 493)
SAE (n = 56)
P value
Pulmonary infection (+) 126 (25.6) 22 (39.3) 0.028
Blood transfusion (+) 0 (0.0) 12 (21.4) < 0.001
ICU management (+) 0 (0.0) 37 (66.1) < 0.001
Anastomotic leak (+) 31 (6.3) 45 (80.4) < 0.001
Re-operation (+) 0 (0.0) 3 (5.4) < 0.0012
Duration of chest tube drainage, medium (IQR) 8 (4) 13 (15) < 0.0011
ICU stay time, medium (IQR) 0 (0) 7 (9) < 0.0011
Death within 30-day 0 (0.0) 0 (0.0) /
1

Compared using Kruskal-Wallis rank-sum test.

2

Adjusted P values.

IQR: Interquartile range; ICU: Intensive care unit; SAE: Surgical adverse event.