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ISRCTN
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ISRCTN45481467
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ClinicalTrials.gov identifier
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Public title
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The effect of direct payment or a lottery on questionnaire response rates: a randomised controlled trial
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Scientific title
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Acronym
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N/A
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Serial number at source
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N/A
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Study hypothesis
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Not provided at time of registration
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Lay summary
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Ethics approval
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Not provided at time of registration
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Study design
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Randomised controlled trial
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Countries of recruitment
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United Kingdom
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Disease/condition/study domain
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Questionnaire response rates
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Participants - inclusion criteria
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Women aged 40 to 65
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Participants - exclusion criteria
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Not provided at time of registration
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Anticipated start date
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01/09/1997
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Anticipated end date
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30/11/1997
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Status of trial
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Completed |
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Patient information material
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Target number of participants
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Added as of 23/05/2008: 1000
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Interventions
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1. Direct payment for questionnaire completion
2. Entry into lottery for questionnaire completion
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Primary outcome measure(s)
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Not provided at time of registration
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Secondary outcome measure(s)
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Not provided at time of registration
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Sources of funding
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NHS Executive North West (UK)
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Trial website
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Publications
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Results in http://www.ncbi.nlm.nih.gov/pubmed/10692967
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Contact name
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Prof
Bonnie
Sibbald
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Address
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National primary Care Research and Development Centre
5th Floor
Williamson Building
University of Manchester
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City/town
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Manchester
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Zip/Postcode
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M13 9PL
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Country
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United Kingdom
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Tel
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+44 (0)161 275 7604
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Fax
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+44 (0)161 275 7600
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Email
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bonnie.sibbald@man.ac.uk
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Sponsor
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NHS R&D Regional Programme Register - Department of Health (UK)
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Address
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The Department of Health
Richmond House
79 Whitehall
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City/town
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London
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Zip/Postcode
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SW1A 2NL
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Country
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United Kingdom
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Tel
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+44 (0)20 7307 2622
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Fax
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+44 (0)20 7307 2623
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Email
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dhmail@doh.gsi.org.uk
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Sponsor website:
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http://www.doh.gov.uk
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Date applied
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23/01/2004
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Last edited
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23/05/2008
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Date ISRCTN assigned
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23/01/2004
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