Methods:Of 7169 MUP,5256 from normal group and 1913 from neurogenic group were recorded in the muscles of tibialis anterior,vastus medialis and abductor pollicis brevis.

• 方法：胫前肌、拇短展肌、股四头肌正常组5256个MUP，神经病组1913个MUP通过模式匹配方法记录。