Commentary: Improving response rates to mailed surveys: what do we learn from randomized controlled trials?
Open Access
- 1 August 2003
- journal article
- editorial
- Published by Oxford University Press (OUP) in International Journal of Epidemiology
- Vol. 32 (4) , 637-638
- https://doi.org/10.1093/ije/dyg184
Abstract
Surveying physicians via mailed questionnaires often provides valuable information about physicians’ knowledge, attitudes, and behaviours. Unfortunately, low response rates may introduce bias in that information on those who complete the questionnaire differs from those who do not, in ways related to the outcomes being evaluated.1– 3Keywords
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