Dietary Practices and Food Safety Literacy Scale

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Characteristics
Domains assessed: Numeracy, Organizational Health Literacy
Specific context: Arthritis, General Health Promotion
Validation sample population age: Older Adults: 65+ years
Modes of administration in validation study : Face-to-face, Paper and pencil
Assessment: Self-reported
Cost: Free

Psychometrics
Sample size in validation study: 224
Language of validated version: Korean

Main article reference

Lee, Y.-R., Nam, G.-M., Kim, Y.-S., Shin, H.-R., Park, Y.-K., Mun, J.-H., Cho, S.-H., & Lim, H.-S. (2025). Development of the Dietary Practices and Food Safety Literacy Scale for Older Adults. Nutrients, 17(21), 3354. https://doi.org/10.3390/nu17213354

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Corresponding author
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Ye-Rin Lee
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Description

The Dietary Practices and Food Safety Literacy Scale is a 13-item instrument designed to assess the practical, behavior-oriented competencies of older adults regarding healthy dietary practices, hygiene, and food safety. The scale measures these skills across three core domains: management competencies, decision-making competencies, and moderation competencies.

Year Measure first Published: 2025

Additional Articles:

About This Measure
Categorical scoring: No
Modern Approach for Tool Development: Yes

About the Validation of this Measure
Country where validated: South Korea
Content validity: Item development was informed by a literature review, national dietary guidelines, and existing health literacy frameworks. Content validity was evaluated by a 10 member panel using the Delphi method, with 20 preliminary items retained based on a Content Validity Ratio greater than 0.62
Criterion validity: Not reported- The study established convergent and discriminant validity using composite reliability and AVE
Reliability (Cronbach Alpha): 0.86
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