Consumer Study Design
Internet panel screened via e-mail questionnaire to identify physician-diagnosed CIU sufferers
Question Posed
- “Have you ever been diagnosed by a medical doctor as having chronic or recurrent hives that have no known discernable cause, also known as chronic idiopathic urticaria?”
-
Re-screening/Validation of Subjects
Random sample drawn from CIU sampling frame and asked to log on to a website to complete a more detailed questionnaire
- Subjects were re-screened for physician diagnosed CIU at log in
Literature on consumer research supports that most respondents provide accurate responses to study questions on personal health issues such as conditions personally suffered (excluding sensitive topics such as STD’s)