Psychometric performance of the Primary Mitochondrial Myopathy Symptom Assessment (PMMSA) in a randomized, double-blind, placebo-controlled crossover study in subjects with mitochondrial disease

Abstract Background The Primary Mitochondrial Myopathy Symptom Assessment (PMMSA) is a 10-item patient-reported outcome (PRO) measure designed to assess the severity of mitochondrial disease symptoms. Analyses of data from a clinical trial with PMM patients were conducted to evaluate the psychometri...

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Bibliographic Details
Main Authors: Chad Gwaltney, Jonathan Stokes, Anthony Aiudi, Iyar Mazar, Sarah Ollis, Emily Love, Amel Karaa, Carrie R. Houts, R. J. Wirth, Alan L. Shields
Format: Article
Language:English
Published: SpringerOpen 2022-12-01
Series:Journal of Patient-Reported Outcomes
Subjects:
Online Access:https://doi.org/10.1186/s41687-022-00534-y