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. 2005 Apr;54(4):546–555. doi: 10.1136/gut.2004.047696

Table 6.

 Electromyography findings in faecal incontinence

Anal sphincter Pubo rectalis Ischio cavernosus
No of patients evaluated 51 44 40
Exam attempted but unsuccessful 1 2
Normal 14 20 26
Neurogenic disturbances 20 9 8
Myogenic disturbances 3 2 1
Mixed disturbances 13 8
Abnormal insertional activity* 3 1
Reduced activation* 1 2 4

*Only patients with isolated disturbances of insertional activity and/or activation are listed in these rows.