Lessons learned from an audit of 1250 anal fistula patients operated at a single center: A retrospective review

Table 5 Comparison of the short- and long-term success rates of procedures performed

	Fistulotomy		TROPIS		PERFACT		Anal fistula plug
	Short-term (2018)[22]	Long-term follow-up	Short-term (2017)[19]	Long-term follow-up	Short-term (2015)[18]	Long-term follow-up	Short-term (2009)[21]	Long-term follow-up
n	353	611	52	408	44	175	23	56
Follow-up-median (Range)	27 mo (4-66)	40 mo (1-105)	9 mo (6-21)	30 mo (1-70)	9 mo (5-14)	78 mo (42-88)	10 mo (6-18)	151 mo (105-171)
Overall healing rate	100%	98.6%	90.4%	86%	86.4%	50.3%	71.4%	19.4%

PERFACT: Proximal superficial cauterization of the internal opening and emptying regularly of fistula tracts and curettage of tracts; TROPIS: Transanal opening of intersphincteric space.