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Reliability and validity of the Papadum/Pizza test
Barbara Resnick1, Sarah Holmes1, N Jennifer Klinedinst1
1University of Maryland School of Nursing, 655 West Lombard Street, Baltimore, MD 21201, United States.
Geriatric Nursing (New York, N.Y.)
|July 2, 2025
Summary
The Papadum/Pizza Test demonstrates strong reliability and validity for assessing older adults in senior housing. This cognitive screening tool is suitable for this demographic.
Area of Science:
- Gerontology
- Psychometrics
- Cognitive Assessment
Background:
- Cognitive impairment is a significant concern in older adults.
- Validated screening tools are essential for early detection.
- The Papadum/Pizza Test is a novel cognitive assessment tool.
Purpose of the Study:
- To evaluate the psychometric properties of the Papadum/Pizza Test.
- To establish the reliability and validity of the test in a specific population.
Main Methods:
- A descriptive study design was employed.
- Participants included 80 older adults in low-income senior housing.
- Data analysis involved descriptive statistics, Cohen's Kappa, Rasch analysis, and Pearson correlations.
Main Results:
- The Papadum/Pizza Test exhibited excellent inter-rater reliability (Cohen's Kappa = .98) and internal consistency (alpha = .95).
- Rasch analysis confirmed model fit and found no Differential Item Functioning (DIF).
- Hypothesis testing supported the construct validity of the test.
Conclusions:
- The Papadum/Pizza Test is a reliable and valid measure for cognitive screening in older adults residing in senior housing.
- Findings support the use of the Papadum/Pizza Test in clinical and research settings for this population.
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