[Retracted] The Value of Transrectal Ultrasound in the Preoperative Diagnosis of Complex Anal Fistula (CAF): Based on a Retrospective Cohort Study

Table 2

Comparison of the consistency between the results of internal orifice, head, branch/abscess, and abscess detected by three methods and the results of operation (/%).

Group		Inner orifice	Supervisor	Branch/purulent cavity	Abscess
Ultrasonic examination	128	115 (75.16)	136 (95.77)	142 (79.78)	18 (90.00)
MRI	128	124 (81.05)	138 (97.18)	148 (83.15)	20 (100.00)
Ultrasound+MRI	128	145 (94.77)	142 (100.00)	169 (94.94)	20 (100.00)
		22.663	5.735	18.078	4.138
		<0.01	>0.05	<0.05	>0.05