Associations of sleep characteristics with mild cognitive impairment and dementia among Chinese elderly people living in a rural area: A population‐based study

Background Sleep patterns might be changed in the early stage of the dementing process. Thus, sleep characteristics may be useful markers for identifying elderly persons at risk of mild cognitive impairment (MCI) and dementia. However, previous studies that investigated the associations of sleep characteristics and cognitive function have been scarcely conducted among Chinese older adults. We aim to determine the associations of various sleep...