Assessing illness-related uncertainty in relapsing-remitting multiple sclerosis: A psychometric analysis of the Mishel Uncertainty of Illness Scale.
Mult Scler J Exp Transl Clin
; 10(2): 20552173241247680, 2024.
Article
in En
| MEDLINE
| ID: mdl-38638273
ABSTRACT
A multicenter study involving 204 adults with relapsing-remitting multiple sclerosis (RRMS) assessed the dimensionality and item characteristics of the Mishel-Uncertainty of Illness Scale (MUIS), a generic self-assessment tool. Mokken analysis identified two dimensions in the MUIS with an appropriate item and overall scale scalability after excluding nonclassifiable items. A refined 12-item MUIS, employing a grade response model, effectively discriminated uncertainty levels among RRMS patients (likelihood ratio test p-value = .03). These findings suggest the potential value of the 12-item MUIS as a reliable measure for assessing uncertainty associated with the course of illness in RRMS.
Full text:
1
Collection:
01-internacional
Database:
MEDLINE
Language:
En
Journal:
Mult Scler J Exp Transl Clin
Year:
2024
Type:
Article
Affiliation country:
Spain