Učitavanje...
Impact of Length or Relevance of Questionnaires on Attrition in Online Trials: Randomized Controlled Trial
BACKGROUND: There has been limited study of factors influencing response rates and attrition in online research. Online experiments were nested within the pilot (study 1, n = 3780) and main trial (study 2, n = 2667) phases of an evaluation of a Web-based intervention for hazardous drinkers: the Down...
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| Glavni autori: | , , , , , , , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
Gunther Eysenbach
2011
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| Teme: | |
| Online pristup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3236666/ https://ncbi.nlm.nih.gov/pubmed/22100793 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.2196/jmir.1733 |
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