Randomized controlled comparison of cross-sectional survey approaches to optimize follow-up completeness in clinical studies

INTRODUCTION: In outcome research, incomplete follow-up is a major, yet potentially correctable source of bias. Cross-sectional surveys may theoretically increase completeness of follow-up, but low response rates are reported typically. We investigated whether a pre-notification letter improved pati...

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Detalles Bibliográficos
Autores principales: von Allmen, Regula S., Tinner, Christian, Schmidli, Jürg, Tevaearai, Hendrik T., Dick, Florian
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Public Library of Science 2019
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6422260/
https://www.ncbi.nlm.nih.gov/pubmed/30883589
http://dx.doi.org/10.1371/journal.pone.0213822

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6422260/
https://www.ncbi.nlm.nih.gov/pubmed/30883589
http://dx.doi.org/10.1371/journal.pone.0213822

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