When it comes to getting a lot of information in a short period, a questionnaire may be the answer. Questionnaires contain lists of questions in open-ended or closed-ended formats. While it takes time ...

Historically, public opinion surveys have relied on the ability to adjust their datasets using a core set of demographics – sex, age, race and ethnicity, educational attainment, and geographic region ...

In 1997 questionnaire research was viewed by many scientists (including myself) as soft science and an “easy way to a quick publication”. The principles underlying high quality questionnaire research ...

Survey research is an important form of scientific inquiry1 that merits rigorous design and analysis.2 The aim of a survey is to gather reliable and unbiased data from a representative sample of ...

• Survey results are based on national samples. • Due to rounding, percentages may not total 100%. The topline “total” columns show 100%, because they are based on unrounded numbers. • Not all ...

If you are planning a research project, or just curious to learn more about research, you can use this guide to get an overview of some key terms. However, research methods vary hugely across ...

Background The Oslo Sports Trauma Research Center questionnaire on Health problems, recently updated to a second version (OSTRC-H2), has shown a greater ability than a traditional surveillance method ...

Background Little information exists on the illness and injury patterns of athletes preparing for the Olympic and Paralympic Games. Among the possible explanations for the current lack of knowledge ...