1. “Faces at 3 days” and “Bar graphs at 3 days”
2. “Bar graphs of Duration of symptoms” and “Bar graphs at 3 days”, and
3. ”Bar graphs at 0, 3 and 7 days” and “Bar graphs at 3 days.”
St Olavs Plass
St Olavs Plass
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| What is the effect of alternative graphical displays used to present the benefits of antibiotics for sore throat on decisions about whether to use them? | |
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| ISRCTN | ISRCTN58507086 |
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| ClinicalTrials.gov identifier | |
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| Public title | What is the effect of alternative graphical displays used to present the benefits of antibiotics for sore throat on decisions about whether to use them? |
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| Scientific title | |
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| Acronym | HIPPO (Health Information Project, Presentation Online) |
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| Serial number at source | N/A |
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| Study hypothesis |
The null hypotheses for this study are that in terms of congruence between peoples' values and treatment decisions there is no difference between the following graphical displays used to present the benefits of antibiotics for sore throat:
1. “Faces at 3 days” and “Bar graphs at 3 days” 2. “Bar graphs of Duration of symptoms” and “Bar graphs at 3 days”, and 3. ”Bar graphs at 0, 3 and 7 days” and “Bar graphs at 3 days.” |
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| Lay summary | |
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| Ethics approval | The University at Buffalo (New York, USA), Health Sciences Institutional Review Board, approved on 15 May 2002. |
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| Study design | Randomised controlled trial |
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| Countries of recruitment | Norway |
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| Disease/condition/study domain | Sore throat (hypothetical scenario) |
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| Participants - inclusion criteria | Fluency in Norwegian and at least 18 years of age. |
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| Participants - exclusion criteria | Previous participation in this trial. |
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| Anticipated start date | 01/09/2004 |
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| Anticipated end date | 31/10/2004 |
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| Status of trial | Completed |
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| Patient information material | |
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| Target number of participants | 3000 |
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| Interventions | Presentations of graphical displays showing evidence of penicillin's effect on sore throat. |
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| Primary outcome measure(s) | Hypothetical treatment decision to take or not to take penicillin. |
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| Secondary outcome measure(s) | Understanding of and satisfaction with information, and preferred graphical display. |
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| Sources of funding | Norwegian Research Council (Norway) |
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| Trial website | |
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| Publications | 2009 results in http://www.ncbi.nlm.nih.gov/pubmed/19707579 |
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| Contact name | Ms Cheryl Carling |
| Address |
PO box 7004
St Olavs Plass |
| City/town | Oslo |
| Zip/Postcode | N-0130 |
| Country | Norway |
| Tel | +47 98627327 |
| cheryl.carling@kunnskapssenteret.no | |
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| Sponsor | Norwegian Knowledge Centre for the Health Services (Norway) |
| Address |
PO box 7004
St Olavs Plass |
| City/town | Oslo |
| Zip/Postcode | N-0130 |
| Country | Norway |
| Tel | +47 (0)23 25 50 00 |
| Fax | +47 (0)23 25 50 10 |
| post@kunnskapssenteret.no | |
| Sponsor website | http://www.kunnskapssenteret.no/ |
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| Date applied | 09/03/2007 |
| Last edited | 02/09/2009 |
| Date ISRCTN assigned | 04/05/2007 |
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