Scoring was counted according to MMSE, HDS - R, ADL and FAQ, and the NO content was determined.

• 检测治疗前后简易精神状态量表(MMSE)、长谷川痴呆修改量表(HDS-R)、日常生活功能量表(ADL)、社会活动功能调查(FAQ)及一氧化氮(NO)含量变化情况。