Table 4.

Consistency between the examination results and the postoperative results (n%).

Anal fistula situation
Grouping		Experimental group (n = 34)		Control group (n = 23)
2/2 or more internal openings		85.1		70.0
Fistula trend	“Y” sinus	85.7	79.5	70.0	66.3
	“U” sinus	73.3		62.5
Whether there are branches beside the fistula		28.6		0
Whether it is associated with perianal muscles		82.4		61.2
Diameter of fistula ≥ 3 mm		82.8		62.0