Table 1.

EMG results.

Abdominal wall activity on EMG after operation
Demographic data			Left voluntary activity			Right voluntary activity
ID	Sex	Age (yr)	EO	IO	TA	EO	IO	TA
1	F	64	-	-	Moderate	-	-	-
2	M	70	-	Moderate	-	Moderate	Moderate	Full
4	F	68	-	Reduced	Moderate	-	-	Reduced
5	M	53	-	Moderate	Moderate	-	-	Moderate
6	M	20	Moderate	-	-	-	-	Moderate
7	M	51	-	Reduced	Reduced	-	Reduced	Full
8	M	67	Reduced	Reduced	Reduced	-	Reduced	Reduced
9	M	63	-	Reduced	Reduced	-	Reduced	Reduced
10	M	62	Reduced	Moderate	Full	-	Reduced	Reduced
11	M	56	-	Full	Reduced	-	Full	Full

Electrical activity within each muscle layer was graded qualitatively as either Absent (-), Reduced (+), Moderate (++), or Full (+++).