How strong should my anchor be for estimating group and individual level meaningful change? A simulation study assessing anchor correlation strength and the impact of sample size, distribution of change scores and methodology on establishing a true meaningful change threshold.

Griffiths, Pip; Sims, Joel; Williams, Abi; Williamson, Nicola; Cella, David; Brohan, Elaine; Cocks, Kim

Griffiths, Pip; Sims, Joel; Williams, Abi; Williamson, Nicola; Cella, David; Brohan, Elaine; Cocks, Kim.

Afiliación

Griffiths P; IQVIA, Patient Centered Endpoints, Reading, UK.
Sims J; Adelphi Values, Patient-Centered Outcomes, Bollington, Cheshire, UK. joel.sims@adelphivalues.com.
Williams A; Adelphi Values, Patient-Centered Outcomes, Bollington, Cheshire, UK.
Williamson N; Adelphi Values, Patient-Centered Outcomes, Bollington, Cheshire, UK.
Cella D; Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
Brohan E; Adelphi Values, Patient-Centered Outcomes, Bollington, Cheshire, UK.
Cocks K; Adelphi Values, Patient-Centered Outcomes, Bollington, Cheshire, UK.

Qual Life Res ; 32(5): 1255-1264, 2023 May.

Article en En | MEDLINE | ID: mdl-36401757

Asunto(s)

Calidad de Vida; Humanos; Tamaño de la Muestra; Calidad de Vida/psicología; Curva ROC

Palabras clave

Anchor correlation; Anchor relationship; Meaningful change threshold; Minimal important change

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Texto completo: 1 Colección: 01-internacional Banco de datos: MEDLINE Asunto principal: Calidad de Vida Tipo de estudio: Guideline / Prognostic_studies Límite: Humans Idioma: En Revista: Qual Life Res Asunto de la revista: REABILITACAO / TERAPEUTICA Año: 2023 Tipo del documento: Article País de afiliación: Reino Unido

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