Objective: To assess the validity of a semi-quantitative food-frequency questionnaire (SFFQ) used in a large nation-wide dietary survey among 12-month-old Norwegian infants. Methods: The SFFQ was ...

Objective: To assess the relative validity of a semi-quantitative food frequency questionnaire (SQFFQ) against 28 day weighed diet records (WDRs). Subjects and methods: The SQFFQ was administered to ...

Questionnaires are widely used for data collection in health research and evaluation. Their design, use and analysis are key to accurate, comprehensive and complete data. This course is an ...

This quantitative question set may be used to assess a broader rendering of the current organization culture using scaled, objective, responses for each question, or may be modified to offer the ...

Market questionnaires are a form of quantitative, primary market research that can provide small business owners with specific information about their customers’ needs. Whether conducted over the ...