Table Vs.

External anal sphincter EMG in spinal cord lesions.

Reference	Objective	No. of patients	Technique	Results	Evidence
Podnar, 2011	To evaluate the diagnostic value of EAS EMG in chronic supra-sacral SCI	16	MUP count at rest; Multi-MUP	ABR: 25%; ABR: 0%	Class 2
Tankisi et al., 2016	To evaluate the diagnostic value of EAS EMG in chronic supra-sacral SCI	12	MUP analysis; T/A IP analysis	ABR 58%; ABR 91%	Class 2

Abbreviations: EAS=external anal sphincter muscle; SCI= spinal cord injury; MUP=motor unit potential; T/A=turn/amplitude analysis; IP=interference pattern; ABR=abnormality rate.