Chinese Longitudinal Healthy Longevity Survey (CLHLS), 1998-2018

Provides information on health status and quality of life of the elderly aged 65 and older in 22 provinces of China. Conducted to shed light on the determinants of healthy human longevity and oldest-old mortality. Data were collected on a larger percentage of the oldest population, including centenarian and nonagenarian, than had previously been studied. Provides information on the health, socioeconomic characteristics, family, lifestyle, and demographic profile of this aged population. Data are provided on respondents' health conditions, daily functioning, self-perceptions of health status and quality of life, life satisfaction, mental attitude, and feelings about aging. Respondents were asked about their diet and nutrition, use of medical services, and drinking and smoking habits, including how long ago they quit either or both. They were also asked about their physical activities, reading habits, television viewing, and religious activities, and were tested for motor skills, memory, and visual functioning. Other questions focused on siblings, parents, and children, the frequency of family visits, and the distance lived from each other. Demographic items specify age, sex, ethnicity, place of birth, marital history and status, history of childbirth, living arrangements, education, main occupation before age 60, and sources of financial support.