The Alzheimer's Disease Knowledge Scale: Development and Psychometric Properties
The Alzheimer's Disease Knowledge Scale: Development and Psychometric Properties
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DOI:
10.1093/geront/gnp023
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发表时间:
2009-04-01
期刊:
影响因子:
5.7
通讯作者:
Gatz, Margaret
中科院分区:
文献类型:
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作者:
Carpenter, Brian D.;Balsis, Steve;Gatz, Margaret
Purpose: This study provides preliminary evidence for the acceptability, reliability, and validity of the new Alzheimer's Disease Knowledge Scale (ADKS), a content and psychometric update to the Alzheimer's Disease Knowledge Test. Design and Methods: Traditional scale development methods were used to generate items and evaluate their psychometric properties in a variety of subsamples. Results: The final 30-item, true/false scale takes approximately 5-10 min to complete and covers risk factors, assessment and diagnosis, symptoms, course, life impact, caregiving, and treatment and management. Preliminary results suggest that the ADKS has adequate reliability (test-retest and internal consistency) and validity (content, predictive, concurrent, and convergent). Implications: The ADKS is designed for use in both applied and research contexts, capable of assessing knowledge about Alzheimer's disease among laypeople, patients, caregivers, and professionals.