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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Sep 27, 2026; 18(9): 120394
Published online Sep 27, 2026. doi: 10.4240/wjgs.120394
Table 2 Primary and secondary outcomes by study group (univariate analysis), mean ± SD/n (%)
Outcome
Control (n = 38)
Observation (n = 40)
P value
Complication rate (Clavien-Dindo ≥ II)21 (55.3)11 (27.5)0.013a
Length of stay, days20.8 ± 4.616.2 ± 4.2< 0.001b
Postoperative infection12 (31.6)10 (25.0)0.519
Postoperative delirium8 (21.1)5 (12.5)0.310
30-day readmission7 (18.4)2 (5.0)0.076
ICU transfer7 (18.4)4 (10.0)0.290


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