Table 3.

Comparison of examination results and postoperative results.

Anal fistula situation
		Experimental group and postoperative results		Control group and postoperative results
Grouping (n = 34)		Experimental group	Postoperative results	Control group	Postoperative results
2/2 or more internal openings		23	27	14	20
2/2 or more external openings		24	24	21	21
Fistula trend	“Y” sinus	12	14	7	10
	“U” sinus	11	15	5	8
	Other irregular sinuses	11	5	11	5
Whether there are branches beside the fistula		2	7	0	7
Whether it is associated with perianal muscles		14	17	12	19
Diameter of fistula ≥ 2 mm		24	29	13	21