Confirmatory factor analysis and Rasch analysis of the German revised version of the Niigata PPPD questionnaire: NPQ-R
{{output}}
Introduction: Persistent Postural-Perceptual Dizziness (PPPD) is a chronic functional vestibular disorder exacerbated by posture, movement, or visual stimuli. Widely used dizziness questionnaires lack specificity for PPPD symptom... ...
