Data overview
Available data
The International Journal of Epidemiology paper China Kadoorie Biobank of 0.5 million people: survey methods baseline characteristics and long-term follow up [PDF] provides a comprehensive summary of the data collected. The baseline questionnaire and first, second and third resurvey questionnaires provide further details on individual data fields and their storage. See also summary of available blood biomarker data.
DATA SHowcase
Study data can be viewed in detail using our online Data Showcase.
Data Release Schedule
This schedule includes an anticipated period of exclusive use for the CKB collaborative team in China and the UK following the completion of data collection and processing. During this period the CKB team will seek to engage with external collaborators on topics of particular interest.
Data description |
Release |
Baseline survey data (cross-sectional data including demographics, socio-economic status, lifestyle behaviours, medical history and physical measurements.) |
available now |
Resurvey data (cross-sectional) |
|
1st Resurvey data (c.20,000) |
available now |
2nd Resurvey data (c.25,000) |
available now |
Health outcome data (ICD-10 coded, Censor Date 1/1/2017) |
|
Cause-specific mortality |
available now |
Incident disease event |
available now |
Blood biomarker data |
|
Various blood biomarker datasets (up to c.20,000) |
available now |
The questionnaire categories and available cause specific mortality endpoints are shown on this Online Data Request Form (Word document).