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Updated: May 26, 2026
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Development of a Virtual Reality Assessment of Everyday Living Skills
Published on: April 23, 2014
Development of an item bank and computer adaptive test for role functioning
Milena D Anatchkova1, Matthias Rose, John E Ware
1Department of Quantitative Health Sciences, Medical School, University of Massachusetts, 55 Lake Avenue North, Worcester, MA, USA. Milena.Anatchkova@umassmed.edu
Summary
A new item bank effectively measures how health impacts role functioning (RF) across family, social, and occupational areas. This tool aids in assessing RF, a crucial aspect of overall health and well-being.
Area of Science:
- Health Outcomes Research
- Psychometrics
- Health Measurement
Background:
- Role functioning (RF) is integral to health and well-being.
- RF is a critical outcome measure in health research.
- Existing measures may not fully capture the health impact on RF.
Purpose of the Study:
- To develop a robust item bank for measuring the impact of health on role functioning.
- To create a psychometrically sound instrument for diverse populations.
Main Methods:
- Developed 75 new items assessing health's impact on RF.
- Utilized item response theory (IRT) and the generalized partial credit model.
- Validated the item bank using 2,500 participants with varying health statuses.
Main Results:
- A final 64-item bank was established, covering family, social, and occupational RF.
- Item bank parameters (slopes and thresholds) indicate good psychometric properties.
- Scores significantly differentiated individuals based on chronic conditions and general health.
Conclusions:
- Successfully developed an item bank to assess health's impact on RF.
- The bank supports the creation of short forms and adaptive tests for RF assessment.
- This tool is valuable for generic health assessment applications.
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