Please provide your email address to receive an email when new articles are posted on . Patients reported that the instrument’s questions, recall period and response scale were easy to understand. A ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. You’re probably familiar with surveys that ask you to rate yourself on a scale ...

The Skin Pain Numeric Rating Scale, Worst-Itch Numeric Rating Scale, and Dermatology Life Quality Index were evaluated for their content validity, fit-for-purpose, and psychometric and measurement ...

It’s an experience that most everyone has had at a doctor or hospital visit, where at some point, usually early on, the question ‘on a scale of 0-10, what’s your level of pain?’ comes up. Then, before ...