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Validity of Internet-Based Longitudinal Study Data: The Elephant in the Virtual Room
BACKGROUND: Internet-based data collection relies on well-designed and validated questionnaires. The theory behind designing and validating questionnaires is well described, but few practical examples of how to approach validation are available in the literature. OBJECTIVE: We aimed to validate data...
Autores principales: | Pugh, Carys A, Summers, Kim M, Bronsvoort, B Mark C, Handel, Ian G, Clements, Dylan N |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
JMIR Publications Inc.
2015
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4416133/ https://www.ncbi.nlm.nih.gov/pubmed/25887101 http://dx.doi.org/10.2196/jmir.3530 |
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