Beijing Longitudinal Study of Aging (BLSA)
The BLSA was designed to investigate the risk factors for common non-communicable diseases of Chinese people aged 55 years and older. Participants were over 7,000 older adults from three areas of Beijing in China, including urban, suburban and farming areas. Baseline data collection began in 1992, and participants were followed up 11 times until 2017, including surveys and physical examinations.
Study design
Cohort
Number of participants at first data collection
7,350 (participants)
Age at first data collection
≥ 55 years (participants)
Participant year of birth
Varied (participants)
Participant sex
All
Representative sample at baseline?
The distributions of gender, age groups, and educational categories of the older population in Beijing, China.
Sample features
Country
Year of first data collection
1992
Primary Institutions
Capital Medical University (首都医科大学, CCMU)
Xuanwu Hsopital of Capital Medical University (首都医科大学宣武医院)
Links
ghdx.healthdata.org/record/china-beijing-aging-survey
chinacohort.bjmu.edu.cn/project/24/
doi.org/10.1007/s10654-023-01050-z
Profile paper DOI
Not available
Funders
National Natural Science Foundation of China (国家自然科学基金委员会, NSFC)
Ongoing?
Yes
Data types collected
- Interview – face-to-face
- Physical or biological assessment (e.g. blood, saliva, gait, grip strength, anthropometry)
- Secondary data
- None
- None
- Healthcare data
- Mortality data
- Tax, income & benefit data
Engagement
Keywords
