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Article
The role of companionship, esteem, and informational support in explaining physical activity among young women in an online social network intervention
The primary objective of the current study was to examine the relationship between social support and physical activity within the theory of planned behavior (TPB) theoretical framework. This study used data f...
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Article
Predictors of medication non-adherence for vasculitis patients
The primary purpose of this article is to document whether demographic, clinical, regimen-related, intrapersonal, and interpersonal factors predict medication non-adherence for vasculitis patients. A secondary...
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Article
Does adherence-related support from physicians and partners predict medication adherence for vasculitis patients?
Few studies have explored mediators between medication-related support and medication adherence for individuals with rare, systemic autoimmune conditions. Using the Information-Motivation-Behavioral Skills mod...
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Article
Open AccessQuantification of the whole-body burden of radiographic osteoarthritis using factor analysis
Although osteoarthritis (OA) commonly involves multiple joints, no widely accepted method for quantifying whole-body OA burden exists. Therefore, our aim was to apply factor analytic methods to radiographic OA...
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Article
Measuring social health in the patient-reported outcomes measurement information system (PROMIS): item bank development and testing
To develop a social health measurement framework, to test items in diverse populations and to develop item response theory (IRT) item banks.
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Article
Content validity in the PROMIS social-health domain: a qualitative analysis of focus-group data
Our aim was to assess the content validity of the Patient-Reported Outcomes Measurement Information System (PROMIS) social health item banks by comparing a prespecified conceptual model with concepts that focu...
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Article
The Health Insurance Puzzle: A New Approach to Assessing Patient Coverage Preferences
Previous studies of preferences for health insurance benefits have required individuals to make a series of complex and repetitive decisions, and have assumed that all insured benefits are desirable. This stud...
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Article
Physicians' Reactions to Uncertainty: Refining the constructs and scales
The Physicians' Reactions to Uncertainty (PRU) scales were developed to measure physicians' affective reactions to uncertainty. However, the structural (factor) model for the two PRU scales has not been cross ...
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Article
Toward objective classification of childhood autism: Childhood Autism Rating Scale (CARS)
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Article
Perception of contingency and mental retardation
It is argued that the general learning difficulties exhibited by mentally retarded persons are similar in many respects to the learning difficulties of nonretarded persons who are in a state of learned helples.....
