In 2411 muscles innervated by injured peripheral nerve, neural injury and the slowing of motor nerve conduction velocity shown on EMG accounted for 98. 8% and 97. 6% respectively.

• 损伤神经支配的2411块肌肉，肌电图为神经源性损害占98.；8%25，运动神经传导速度减慢占97