However, when the cohort was stratified by a BMI cutoff of 30 kg/m 2 , the difference between groups did not reach statistical significance (Fisher's exact test, p = 0.167), despite a clear numerical disparity in healing rates (81.3% in BMI <30 vs. 50% in BMI ≥30).
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Outcome of transanal advancement flap repair (TAFR) as salvage therapy after failed ligation of intersphincteric fistula tract (LIFT)-A proposed algorithm after failed LIFT.
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0.1670
0.1670