AHIMA Data Quality Model
The American Health Information Management Association
Data Quality Characteristics
1. Data Accuracy
The data reflect correct, accurate and valid values.
2. Data Accessibility
Data is available to decision makers.
3. Data Comprehensiveness
All of the data required for a decision are available.
4. Data Consistency
Data are consistent.
5. Data Currency
Data are current and not obsolete.
6. Data Definition
Clear definitions of data elements are available for current and future users.
7. Data Granularity
Data atomicity; cannot be divided further.
8. Data precision
Closeness to actual size, weight or other standard of a particular measurement.
9. Data relevancy
Data must relevant to the purpose (e.g. hair color in oncology is not relevant).
10. Data timeliness
Producing accurate results too late has little or no value to the patient.
Wager, K. A., Lee, F. W., Glaser, J. P., & Wager, K. A. (2009). Health care information systems: A practical approach for health care management. San Francisco, CA: Jossey-Bass.
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