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Retrospective Cohort Study
©The Author(s) 2025.
World J Gastrointest Surg. Nov 27, 2025; 17(11): 110143
Published online Nov 27, 2025. doi: 10.4240/wjgs.v17.i11.110143
Table 4 Comparison of surgical-related indicators, mean ± SD/%
Indicator
Conventional group (n = 62)
Optimized group (n = 70)
Statistic
P value
Operation time (minutes)38.7 ± 6.945.2 ± 8.3t = 1.890.034
Intraoperative blood loss (mL)18.7 ± 5.815.3 ± 4.2t = 1.760.041
Complete fistula closure rate0.871 (54/62)0.957 (67/70)χ² = 2.120.035
Anesthesia duration (minutes)52.3 ± 8.158.6 ± 9.4t = 1.740.044
Intraoperative fistula tract identification rate0.919 (57/62)0.986 (69/70)χ² = 2.310.021
Seton placement success rate0.887 (55/62)0.971 (68/70)χ² = 2.450.008


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