The CAGE questionnaire is a series of four questions that doctors can use to check for signs of possible alcohol dependency. The questions are designed to be less obtrusive than directly asking ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Pew Research Center conducts surveys all around the world on a variety of topics ...

Writing an effective questionnaire is not a task for novices. At the very least, it requires an understanding of four basic issues: Considering the differences between a questionnaire that respondents ...

Food labels may have an important function in communicating nutrition information and have considerable potential to influence food choice and dietary behaviour. Questionnaire content was determined ...