To identify facets of conscientiousness associated with objective cognitive performance, informant-rated cognitive decline, and informant-rated affect and activities implicated in cognitive health.

中文翻译：

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老年人责任心方面与基于绩效和线人评定的认知、情感和活动之间的关联

确定与客观认知表现、线人评定的认知衰退以及线人评定的认知健康相关的影响和活动相关的尽责性方面。