作者
Elizabeth A Hahn, Robert F DeVellis, Rita K Bode, Sofia F Garcia, Liana D Castel, Susan V Eisen, Hayden B Bosworth, Allen W Heinemann, Nan Rothrock, David Cella, PROMIS Cooperative Group
发表日期
2010/9
期刊
Quality of Life Research
卷号
19
页码范围
1035-1044
出版商
Springer Netherlands
简介
Purpose
To develop a social health measurement framework, to test items in diverse populations and to develop item response theory (IRT) item banks.
Methods
A literature review guided framework development of Social Function and Social Relationships sub-domains. Items were revised based on patient feedback, and Social Function items were field-tested. Analyses included exploratory factor analysis (EFA), confirmatory factor analysis (CFA), two-parameter IRT modeling and evaluation of differential item functioning (DIF).
Results
The analytic sample included 956 general population respondents who answered 56 Ability to Participate and 56 Satisfaction with Participation items. EFA and CFA identified three Ability to Participate sub-domains. However, because of positive and negative wording, and content …
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EA Hahn, RF DeVellis, RK Bode, SF Garcia, LD Castel… - Quality of Life Research, 2010