Development and validation of a primary sclerosing cholangitis-specific patient-reported outcomes instrument: The PSC PRO.
Zobair M YounossiArian AfendyMaria StepanovaAndrei RacilaFatema NaderRachel GomelRicky SaferWilliam R LenderkingAnne SkalickyLeah KleinmanRobert P MyersG Mani SubramanianJohn G McHutchisonCynthia LevyChristopher L BowlusKris KowdleyAndrew J MuirPublished in: Hepatology (Baltimore, Md.) (2018)
PSC PRO is a self-administered disease-specific instrument developed according to U.S. Food and Drug Administration guidelines. This preliminary validation study suggests good psychometric properties. Further validation of the instrument in a larger and more diverse sample of PSC patients is needed. (Hepatology 2018;68:155-165).