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Measuring resource utilization in patient-oriented comparative effectiveness research: a psychometric study of the
Arlene Smaldone1, Argerie Tsimicalis, Patricia W Stone
1Columbia University School of Nursing, New York, New York 10032, USA. ams130@columbia.edu
Research and Theory for Nursing Practice
|June 24, 2011
Summary
A modified Resource Utilization Questionnaire (RUQ) effectively measures the costs associated with Type 1 diabetes mellitus (T1DM) for families. This validated instrument aids in understanding the economic burden of T1DM in children.
Area of Science:
- Health economics
- Pediatric health services research
- Psychometric evaluation
Background:
- Rising healthcare costs necessitate comprehensive economic burden assessments.
- Existing instruments may not fully capture patient and family costs.
- The Resource Utilization Questionnaire (RUQ) was initially developed for infants in intensive care.
Purpose of the Study:
- To adapt and psychometrically evaluate the RUQ for children and families with Type 1 diabetes mellitus (T1DM).
- To establish content and criterion validity of the modified instrument.
- To inform economic analyses of chronic pediatric diseases.
Main Methods:
- Conceptualization of resource utilization and costs.
- Adaptation of the RUQ for T1DM, including direct, non-direct, time, and productivity costs.
- Psychometric evaluation of the modified RUQ for T1DM (mRUQ-T1DM).
Main Results:
- The finalized mRUQ-T1DM has 25 items covering various cost categories with a 3-month recall.
- The mRUQ-T1DM demonstrated content and criterion validity.
- The instrument is easily completed by parents and accurately measures costs for T1DM families.
Conclusions:
- The mRUQ-T1DM is a valid and parent-friendly tool for assessing the economic burden of T1DM in children.
- The adaptation process can be replicated for other pediatric populations.
- Accurate cost measurement is crucial for understanding the full impact of chronic childhood conditions.
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