Study invitations with envelopes made from recycled paper do not increase likelihood of active responses or study participation in the German National Cohort

Study invitations with envelopes made from recycled paper do not increase likelihood of active responses or study participation in the German National Cohort

Abstract Objective We conducted a trial embedded within the German National Cohort comparing the responses to study invitations sent in recycled envelopes of grey color vs. envelopes of white color. We analyzed paradata for reactions to the invitation letters by potential subjects, the duration betw...

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Bibliographic Details
Main Authors: Malte Langeheine, Hermann Pohlabeln, Wolfgang Ahrens, Kathrin Günther, Stefan Rach
Format: Article
Language:English
Published: BMC 2019-07-01
Series:BMC Research Notes
Subjects:
Study participation
Trial
Recycled envelopes
German National Cohort
Paradata
Online Access:http://link.springer.com/article/10.1186/s13104-019-4510-y

Internet

http://link.springer.com/article/10.1186/s13104-019-4510-y

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