Validating self-reported strokes in a longitudinal UK cohort study (Whitehall II): Extracting information from hospital medical records versus the Hospital Episode Statistics database
<p>Abstract</p> <p>Background</p> <p>Valuable information on the determinants of non-fatal stroke can be obtained from longitudinal observational cohort studies. Such studies often rely on self-reported stroke events, which are best validated with external medical evide...
Main Authors: | , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2012-06-01
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Series: | BMC Medical Research Methodology |
Subjects: | |
Online Access: | http://www.biomedcentral.com/1471-2288/12/83 |