Anastomotic configurations and early endoscopic recurrence following ileocolonic resection in Crohn's disease: systematic review and meta-analysis.

KSA showed a trend towards lower recurrences compared with SSA (31.8% vs. 39.8%, test for overall effect Z = −1.96, p = 0.0495), although heterogeneity in study design, definitions, and postoperative management limits firm conclusions.

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