Predicting complete loss to follow-up after a health-education program: number of absences and face-to-face contact with a researcher

<p>Abstract</p> <p>Background</p> <p>Research on health-education programs requires longitudinal data. Loss to follow-up can lead to imprecision and bias, and <it>complete </it>loss to follow-up is particularly damaging. If that loss is predictable, then eff...

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Bibliographic Details
Main Authors: Kiuchi Takahiro, Ishikawa Hirono, Yukawa Keiko, Yonekura Yuki, Yamazaki Yoshihiko, Park MJ, Green Joseph
Format: Article
Language:English
Published: BMC 2011-10-01
Series:BMC Medical Research Methodology
Online Access:http://www.biomedcentral.com/1471-2288/11/145