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A framework for evaluation of secondary data sources for epidemiological research
H T Sorensen1, S Sabroe, J Olsen
1Department of Internal Medicine V, Aarhus University Hospital, Denmark.
International Journal of Epidemiology
|April 1, 1996
Summary
Secondary health care data offers valuable resources for epidemiological research. Evaluating data completeness, accuracy, accessibility, and linkage potential ensures cost-effective study solutions.
Area of Science:
- Health Informatics
- Epidemiological Research
- Data Science
Background:
- Advancements in information technology have led to a surge in available health care data.
- This data presents significant opportunities for epidemiological research and public health studies.
Purpose of the Study:
- To review critical factors influencing the utility of secondary health care data for research.
- To guide researchers in assessing the value and suitability of data sources.
Main Methods:
- Systematic review of factors impacting secondary data value.
- Analysis of data completeness, accuracy, size, registration period, accessibility, format, and record linkage capabilities.
Main Results:
- Data completeness and accuracy are paramount for reliable research outcomes.
- Accessibility, cost, and the ability to link with other datasets significantly affect data usability.
- The size and registration period of the data source influence its representativeness.
Conclusions:
- The value of secondary health data is context-dependent, varying with research objectives.
- Satisfactory evaluation of key factors can make secondary data a highly cost-effective research solution.