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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Nov 27, 2026; 18(11): 122365
Published online Nov 27, 2026. doi: 10.4240/wjgs.122365
Table 2 Between-group comparison of Numeric Rating Scale scores, median (interquartile range)
Indicators
Control group (n = 60)
Research group (n = 70)
Z
P value
Pre-operation6.00 (4.25, 7.00)6.00 (4.00, 7.00)-0.6370.524
1-day post-operation4. 00(3.00, 5.75)3.50 (2.00, 5.00)-2.1460.032
3-day post-operation4.00 (3.00, 5.00)2.00 (2.00, 3.00)-5.013< 0.001


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