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Meta-Analysis
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. May 27, 2026; 18(5): 116488
Published online May 27, 2026. doi: 10.4240/wjgs.v18.i5.116488
Figure 4
Figure 4 Meta-analysis of the effect of Chinese herbal enema on bowel sound recovery time in postoperative gastric cancer patients. Including 6 studies, analyzed using a random-effects model. Pooled effect size mean difference = -10.36 (95% confidence interval: -11.35 to -9.37, P < 0.00001), showing that Chinese herbal enema significantly improves postoperative gastrointestinal function. Heterogeneity test I2 = 62% (P = 0.02), suggesting considerable heterogeneity among studies. Squares represent individual study effect sizes, square sizes reflect study weights, and the diamond represents the pooled effect size. CI: Confidence interval.


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