Attrition in a longitudinal study with hard-to-reach participants was reduced by ongoing contact

Michael C David, Rosa Alati, Robert Ware, Stuart Kinner

Research output: Contribution to journalArticleResearchpeer-review

30 Citations (Scopus)


Minimizing attrition is a key objective in longitudinal research, with possible consequences being additional bias and reduced generalizability. Identifying determinants of attrition is essential in determining attrition prevention strategies. The objective of this study was to investigate a number of these determinants, with an emphasis on contactability.
Original languageEnglish
Pages (from-to)575 - 581
Number of pages7
JournalJournal of Clinical Epidemiology
Issue number5
Publication statusPublished - 2013

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