Danan Gu

TL;DR: Age, sex, ethnicity, urban-rural residence, economic condition, religious involvement, and daily exercise are significantly associated with levels of frailty, and Hazard analyses reveal that the FI is a robust predictor of mortality at advanced ages and that the relationship between frailty and mortality is independent of various covariates.

TL;DR: Efforts to reduce pollution and improve socioeconomic conditions could significantly improve elderly health and survival in China.

TL;DR: It is suggested that socioeconomic environment throughout the life course, early life in particular, can influence the risk of cognitive impairment in old age, and public policy that targets illiteracy, hunger, and poverty improve the lives of tens of thousands of children will pay significant dividends many decades later in enhancing the cognitive well-being of older persons.

TL;DR: Inadequate access to healthcare was significantly associated with higher rates of disability, cognitive impairment, and all-cause mortality among older adults in China, and the associations between access to Healthcare and health outcomes were generally stronger among Older adults in rural areas than in urban areas.

TL;DR: Age and health conditions are the two most important factors associated with self-reported sleep quality and duration among very old adults in China and good quality of sleep among long-lived old adults may have some implications for achieving healthy longevity.