AIM: To evaluate the clinical value of eventrelatedpotentialP300 as assessment of cognitive function disorder in the patients with vascular dementia (VD).
目的：评价事件相关电位P 300作为血管性痴呆患者认知功能障碍客观指征的临床价值。
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Objective To evaluate the relationship among depression in old age, blink reflex (BR) and event-relatedpotentialP300.
目的探讨老年期抑郁症与瞬目反射、事件相关电位P 300的关系。
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Methods Blink reflex(BR) and event-relatedpotentialP300 of 35 clinically diagnosed depression in old age and BR of 30 healthy controls respectively.