Reliability, construct validity, and measurement invariance of the PROMIS Physical Function 8b—Adult Short Form v2.0

Autor: Du Feng, Suzanne Held, Fimbel Laurel, Alma Knows His Gun McCormick, Dorothy Castille
Rok vydání: 2020
Předmět:
Zdroj: Qual Life Res
ISSN: 1573-2649
0962-9343
Popis: PURPOSE: The National Institutes of Health established the Patient-Reported Outcomes Measurement Information System (PROMIS) to assess health across various chronic illnesses. The standardized PROMIS measures have been used to assess symptoms in studies that included Native American participants, although the psychometric properties of these measures have not been assessed among a solely Native American population. This study aimed to assess the reliability, construct validity, and measurement invariance of a widely used PROMIS Physical Function survey among Native Americans residing on or near the Apsáalooke (Crow) Reservation who were living with chronic illnesses. METHODS: Participants aged 24 to 82 years and living with at least one chronic illness were recruited for a community-based participatory research project. Baseline data were used for the current study (N = 210). The 8-item PROMIS Physical Function 8b – Adult Short Form v2.0 was used to assess the function of upper and lower extremities, central core regions, and the ability to complete daily activities on a 5-point Likert scale. RESULTS: Results indicated that the above PROMIS survey had high internal consistency (Cronbach’s α = .95) and split-half (r = .92, p
Databáze: OpenAIRE
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