Research instrument consisting of a series of questions and other prompts for the purpose of gathering information from respondents.
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However, questionnaire data can be affected by response error and response burden.
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The questionnaire asked patients about changes made to the major food groups.
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To enter France you currently need to fill in a health questionnaire.
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A structural interview questionnaire was used to detect any possible risk factors.
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A questionnaire was used to collect potential confounders and detailed work conditions.
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Conclusion: The Dutch HOOS questionnaire has a good internal consistency and reliability.
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A questionnaire was used to obtain detailed work histories and exposure information.
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The Italian EPIC food frequency questionnaire was used to determine food intake.
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It said results from the latest questionnaire will feed into both investigations.
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Methods: A questionnaire was sent to rheumatology departments in nine French hospitals.
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Access barriers and oral health behavior were assessed with a standardized questionnaire.
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Materials and methods: The present investigation was a questionnaire-based cross-sectional descriptive study.
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Nevertheless, a reduction of questionnaire items could lead to better psychometric properties.
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Information on dietary factors was collected using a validated diet history questionnaire.
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This type of questionnaire measures the three main kinds of loving styles.
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Methods: Prospective participants received questionnaire packages 2 weeks before scheduled follow-up appointments.
