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Combining multiple data bases for outcomes assessment
L Patterson1, H Weiss, P Schano
1Keystone Peer Review Organization (KePRO), Harrisburg, PA, USA.
Insights
Linking multiple health databases provides a comprehensive view for clinical outcomes and research. This approach aids in assessing patient care and public health initiatives effectively.
Area of Science:
- Health Informatics
- Data Linkage
- Healthcare Management
Background:
- Single databases often lack comprehensive data for critical clinical outcomes and research questions.
- Integrating diverse data sources is essential for a holistic understanding of healthcare.
- Challenges exist in consolidating information across disparate systems.
Purpose of the Study:
- To describe efforts and demonstrate the value of linking multiple healthcare databases.
- To illustrate the practical application of multi-database linkage in healthcare research and quality assessment.
- To highlight the advantages and challenges associated with integrated data analysis.
Main Methods:
- Data linkage across hospital billing, patient records, and insurance claims for specific procedures like heart catheterization.
- Utilizing multiple datasets for studies on Acute Myocardial Infarction (AMI).
- Integrating crash data with health outcome records in the Crash Outcomes Data Evaluations Systems (CODES) project.
Main Results:
- Demonstrated successful linkage of diverse data sources for specific healthcare assessments.
- Provided case studies showcasing the feasibility and benefits of multi-database integration.
- Highlighted the necessity of comprehensive data for evaluating interventions like seat belt usage.
Conclusions:
- Linking multiple databases is crucial for answering complex health outcomes and research questions.
- Integrated data facilitates a more complete assessment of patient care and public health interventions.
- The described projects illustrate the significant advantages of multi-database approaches in healthcare.
Abstract:
Often, information from a single database cannot answer important clinical outcomes or research questions. This article describes efforts to link multiple databases to extract useful health care information. One project, conducted by the Keystone Peer Review Organization (KePRO), focused on the number of combined right and left heart catheterizations done in patients, who were admitted to the hospital for a diagnostic left heart catheterization, for primary coronary artery disease. The study linked data from hospital billing records, patient records, and insurance companies' records. Another effort involves two studies of Acute Myocardial Infarction (AMI) by KePRO and Pennsylvania Health Care Cost Containment Council. The final case study describes the Crash Outcomes Data Evaluations Systems (CODES) project, conducted by the Pennsylvania Department of Health. To determine if seat belts help to prevent injuries, cut costs, and save lives, it was necessary to build a complete record across multiple sights of care from the crash until final outcome. These examples illustrate the challenges and the advantages of using multiple databases to assess health care outcomes.