Impact of different cover letter information and incentives on Veterans’ emotional responses to an unsolicited mailed survey about military traumas: a randomized, 3x2x2 factorial trial

Abstract Background Altering cover letter information to reduce non-response bias in trauma research could inadvertently leave survey participants unprepared for potentially upsetting questions. In an unsolicited, mailed survey, we assessed participants’ change in affect post-survey after altering k...

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Bibliographic Details
Main Authors: Maureen Murdoch, Barbara A Clothier, Shannon Kehle-Forbes, Derek Vang, Siamak Noorbaloochi
Format: Article
Language:English
Published: BMC 2022-12-01
Series:BMC Medical Research Methodology
Subjects:
Online Access:https://doi.org/10.1186/s12874-022-01783-7