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

Table 1 Patient and fistula characteristics in 1250 patients

	Fistulotomy	TROPIS	PERFACT	Anal fistula plug
Number of patients (Total = 1250)	611	408	175	56
Total surgical procedures performed including repeat procedures in a few patients (Total = 1351)	618	456	216	61
Follow-up, median (Range)	40 mo (1-105)	30 mo (1-70)	78 mo (13-93)	151 mo (105-171)
M/F	510/101	372/36	146/29	52/4
Age	37.5 ± 10.7	40.5 ± 11.1	41.7 ± 12.1	49.0 ± 10.9
Fistula type	Simple	High complex	High complex	Simple + complex
SJUH classification	I-206, II-143, III-79, IV-179, V-4	I-1, II-33, III-15, IV-234, V-125	I-0, II-6, III-43, IV-105, V-21	Complex-39, Simple-17
GARG classification	I-270, II-327, III-10, IV-0, V-4	I-1, II-42, III-16, IV-224, V-125	I-0, II-6, III-44, IV-104, V-21
Parks	I-349, II-258, III-4, IV-0	I-34, II-249, III-125, IV-0	I-6, II-148, III-21, IV-0
Excluded	93 (Short FU-30 Lost to FU-63)	51 (Short FU-38 Lost to FU-13)	26 (Lost to FU)	25 (Lost to FU)
Healing after first surgery	97.3% (504/518)	78.2% (279/357)	35.6% (53/149)	19.4% (6/31)
Overall healing rate (Median follow-up)	98.6% (511/518)	86% (307/357)	50.3% (75/149)	19.4% (6/31)

PERFACT: Proximal superficial cauterization of the internal opening and emptying regularly of fistula tracts and curettage of tracts; SJUH: St James’s University Hospital; TROPIS: Transanal opening of intersphincteric space.