During voiding phase, DI with increased urethral pressure could be found in 48 cases of PNE and 28 cases in control ( P > 0.05 ).

• 充盈期出现DI伴尿道压下降 ；PNE组 8例 ；对照组 0例 ；排尿期尿道压增高伴盆底肌电活动增强PNE组 4 8例 ( 96 .；0%25 )；对照组 2 8例 ( 93