Evaluating the predictive superiority of Garg's classification for surgical decision-making in perianal fistula management.

Background: Managing perianal fistulae involves balancing the risks of incontinence and recurrence, with existing classification systems offering limited guidance for surgical decision-making. Garg's classification provides a detailed assessment of fistula anatomy, aiding the choice between fistulotomy and sphincter-sparing procedures. This study evaluates its predictive accuracy.