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Self efficacy for fruit, vegetable and water intakes: Expanded and abbreviated scales from item response modeling analyses
OBJECTIVE: To improve an existing measure of fruit and vegetable intake self efficacy by including items that varied on levels of difficulty, and testing a corresponding measure of water intake self efficacy. DESIGN: Cross sectional assessment. Items were modified to have easy, moderate and difficul...
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| Autors principals: | , , , , , , |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
BioMed Central
2010
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3099465/ https://ncbi.nlm.nih.gov/pubmed/20350316 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1479-5868-7-25 |
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