Subjective measures of efficacy and quality of life in overactive bladder syndrome.

In recent years, more attention has turned to the use of patient-reported outcomes in clinical trials to assess treatment efficacy in overactive bladder syndrome (OAB). The challenge for investigators and clinicians is how to choose among the many available health-related quality-of-life questionnaires. This article provides an overview of the patient-reported outcome instruments available specific to OAB and their validation for clinical use.