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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Nov 27, 2026; 18(11): 122260
Published online Nov 27, 2026. doi: 10.4240/wjgs.122260
Table 4 Comparison of postoperative pain scores between two groups (Numerical Rating Scale scores), mean ± SD
Time point
Control group (n = 38)
Intervention group (n = 39)
t value
P value
Postoperative day 14.2 ± 1.23.1 ± 0.94.573< 0.001
Postoperative day 33.1 ± 1.02.3 ± 0.83.842< 0.001
Postoperative day 72.2 ± 0.81.5 ± 0.64.327< 0.001


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