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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: J Electromyogr Kinesiol. 2013 Apr 30;23(4):924–929. doi: 10.1016/j.jelekin.2013.03.010

Table 1.

Subject demographics by group.

Controls Patients P value
Age (Years) 72 (6) 66 (10) 0.117
Height (cm) 163 (9) 163 (7) 0.9852
Weight (kg) 73 (14) 80 (19) 0.319