Article
Validity of Cardiovascular Disease Event Ascertainment Using Linkage to UK Hospital Records
1 Jun 2017
Abstract excerpt
BACKGROUND: Use of electronic health records for ascertainment of disease outcomes in large population-based studies holds much promise due to low costs, diminished study participant burden, and reduced selection bias. However, the validity of cardiovascular disease endpoints derived from electronic records is unclear. METHODS: Participants were 7860 study members of the UK Whitehall II cohort study. We compared...
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