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Improving response rates using a monetary incentive for patient completion of questionnaires: an observational study
BACKGROUND: 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 of £5 for the completion of postal questionnaires. METHO...
Autores principales: | , , , , , , , , , , , , , , , , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2007
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1810307/ https://www.ncbi.nlm.nih.gov/pubmed/17326837 http://dx.doi.org/10.1186/1471-2288-7-12 |