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Following Up Nonrespondents to an Online Weight Management Intervention: Randomized Trial Comparing Mail versus Telephone
BACKGROUND: Attrition, or dropout, is a problem faced by many online health interventions, potentially threatening the inferential value of online randomized controlled trials. OBJECTIVE: In the context of a randomized controlled trial of an online weight management intervention, where 85% of the ba...
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| Auteurs principaux: | , , , , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
Gunther Eysenbach
2007
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| Sujets: | |
| Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1913938/ https://ncbi.nlm.nih.gov/pubmed/17567564 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.2196/jmir.9.2.e16 |
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