Improving response rates using a monetary incentive for patient completion of questionnaires: an observational study
<p>Abstract</p> <p>Background</p> <p>Poor response rates to postal questionnaires can introduce bias and reduce the statistical power of a study. To improve response rates in our trial in primary care we tested the effect of introducing an unconditional direct payment o...
Main Authors: | , , , , , , , , , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2007-02-01
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Series: | BMC Medical Research Methodology |
Online Access: | http://www.biomedcentral.com/1471-2288/7/12 |