Chinese version of Montreal Cognitive Assessment Basic for discrimination among different severities of Alzheimer's disease.

Objectives: To find out whether the Chinese version of Montreal Cognitive Assessment Basic (MoCA-BC) and its subtests could be applied in discrimination among cognitively normal controls (NC), mild cognitive impairment (MCI), mild and moderate Alzheimer's Disease (AD), and furthermore, to determine the optimal cutoffs most sensitive to distinguish between them.

Design: A cross-sectional validation study.

Setting: Huashan Hospital, Shanghai, China.