To Evaluate and Explain the Consequences of Abnormal Anal Sphincter Morphology Using the 3-Dimensional Endosonography

Table 5

Other findings rather than EAS and IAS defects by TRUS, the number of cases, and the severity of symptoms.

Other findings	Severity of FI symptoms
	Mild		Severe		Total
		%		%		%
Thin IAS	4	100.0	0	0.0	4	100.0
Thick IAS	4	100.0	0	0.0	4	100.0
Thin EAS	2	66.7	1	33.3	3	100.0
Puborectalis muscle injury	2	100.0	0	0.0	2	100.0
Total	12	92.3	1	7.7	13	100.0

; value = 0.307 (>0.05—nonsignificant).