|Dataset Full Name||Korean Longitudinal Study of Ageing|
The Korean Longitudinal Study of Ageing is an ongoing nationally representative longitudinal study of the South Korean household population 45 years and older. Sampling was based on a multistage stratified probability framework for each census district.
The first survey was conducted in 2006 and participants are followed every 2 years. The primary purpose of the study is to collect data that will assist in implementing social and economic policies for the aging population.
Korea Labor Institute
|Health Conditions/Disability Measures|
Arthritis, Autism spectrum disorders, Body mass index (BMI)/obesity,, Cancer, Cardiovascular conditions, Depression, Diabetes, Eye diseases, Heart attack, Kidney/renal condition, Pulmonary disorders, Stroke, Traumatic brain injury (TBI)
Functional limitations (ADLs and/or IADLs), Hearing disability, Mental health disability, Physical disability, Visual disability, Work limitation
Speech disability, Grip strength, Self-rated Health, K-MMSE (Korean Mini Mental State Exam), Korean version of CES-D, Subjective Life Expectancy (SLE), Cognitive function
|Measures/Outcomes of Interest|
Community-dwelling adults over 45 years living in South Korea
Institutionalized persons, who were excluded from the first wave, will be included in the second wave of the main survey.
|Unit of Observation||
National, (not including Jeju Island)
|Data Collection Mode||
Computer assisted personal interviews (CAPI)
|Data Collection Frequency||
Every 2 years
|Strengths and Limitations|
Main site (note: site may not work with all browsers):
Gateway to Global Aging site also contains significant information on KLoSA:
Data access requires registration on main site first :
Data download page (after main site registration) here:
|Data Access Requirements||
Data use agreement, No cost
Basic Analysis Report of the Korea Labor and Income Panel Study (2006):
Each individual wave includes both a main file and an imputation file
Other longitudinal ageing studies:
Publication list (select survey=KLoSA)
Gender-Specific Incidence and Predictors of
Cognitive Impairment among Older Koreans: Findings from a 6-Year
Prospective Cohort Study
Socioeconomic Disparity in Later-Year Group Trajectories of Depressive Symptoms: Role of Health and Social Engagement Change.
Codebook/survey (accessible without registration):
Access to documents below require registration:
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The Rehabilitation Research Cross-dataset Variable Catalog has been developed through the Center for Large Data Research & Data Sharing in Rehabilitation (CLDR). The Center for Large Data Research and Data Sharing in Rehabilitation involves a consortium of investigators from the University of Texas Medical Branch, Cornell University's Yang Tan Institute (YTI), and the University of Michigan. The CLDR is funded by NIH - National Institute of Child Health and Human Development, through the National Center for Medical Rehabilitation Research, the National Institute for Neurological Disorders and Stroke, and the National Institute of Biomedical Imaging and Bioengineering. (P2CHD065702).
Other CLDR supported resources and collaborative opportunities:
Acknowledgements: This tool was developed through the efforts of William Erickson and Arun Karpur, and web designers Jason Criss and Jeff Trondsen at Cornell University. Many thanks to graduate students Kyoung Jo Oh and Yeong Joon Yoon who developed much of the content used in this tool.
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