We used a validated questionnaire: What does this mean and is it an accurate statement in urologic research?

Abstract

Objective To educate a clinical audience of what the specific meaning of the term "validated questionnaire" means from a research methodology perspective when used in a journal article or a conference presentation. Methods To emphasize what is meant by the term "validated questionnaire," we reviewed the most commonly used prostate-specific, patient-reported, outcome assessment instruments and discuss which have been appropriately validated for use in patients having surgery for localized prostate cancer. Results Not all the prostate-specific instruments used to assess outcomes after surgical treatment for localized prostate cancer have been validated for use in this population. In particular..