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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Sep 27, 2026; 18(9): 119666
Published online Sep 27, 2026. doi: 10.4240/wjgs.119666
Table 3 Postoperative pain
Factors
Control group (n = 50)
Research group (n = 55)
Z
P value
Visual Analog Scale
6 hours after surgery7.00 (5.00, 8.00)7.00 (6.00, 8.00)-1.3460.178
12 hours after surgery6.00 (5.00, 7.00)4.00 (3.00, 5.00)-5.579< 0.001
24 hours after surgery4.00 (3.00, 5.00)3.00 (3.00, 5.00)-0.9990.318
48 hours after surgery3.00 (2.00, 5.00)3.00 (2.00, 3.00)-2.4680.014


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