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Open Access Highly Accessed Research article

Effect of questionnaire length, personalisation and reminder type on response rate to a complex postal survey: randomised controlled trial

Shannon Sahlqvist1*, Yena Song2, Fiona Bull34, Emma Adams3, John Preston2, David Ogilvie1 and the iConnect consortium

Author Affiliations

1 Medical Research Council Epidemiology Unit and UKCRC Centre for Diet and Activity Research (CEDAR), Box 296, Institute of Public Health, Forvie Site, Robinson Way, Cambridge, CB2 0SR, UK

2 Transportation Research Group, School of Civil Engineering and the Environment, University of Southampton, Highfield, Southampton, SO17 IBJ, UK

3 School of Sport, Exercise and Health Sciences, Loughborough University, Ashby Rd, Loughborough, LE13 3TU, UK

4 School of Population Health, University of Western Australia, 35 Stirling Highway, Crawley, WA, 6009, Australia

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BMC Medical Research Methodology 2011, 11:62  doi:10.1186/1471-2288-11-62

Published: 6 May 2011

Additional files

Additional file 1:

Overview and comparison of items included in the long and short versions of the questionnaires. Description of data: Table detailing the items included in the questionnaires.

Format: PDF Size: 47KB Download file

This file can be viewed with: Adobe Acrobat Reader

Open Data