Volunteer Participation in the Health eHeart Study: A Comparison with the US Population
Abstract Direct volunteer “eCohort” recruitment can be an efficient way of recruiting large numbers of participants, but there is potential for volunteer bias. We compared self-selected participants in the Health eHeart Study to participants in the National Health And Nutrition Examination Survey (N...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
Nature Publishing Group
2017-05-01
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Series: | Scientific Reports |
Online Access: | https://doi.org/10.1038/s41598-017-02232-y |