Statistical Methods to Harmonize Electronic Health Record Data Across Healthcare Systems: Case Study and Lessons Learned

Key Points

• The aim is to explore effective statistical methods for harmonizing electronic health record data across different healthcare systems.
• Analyzed existing electronic health record datasets from multiple healthcare systems.
• Applied statistical techniques to align data formats and structures.
• Evaluated the effectiveness of different harmonization methods against quality metrics.
• Achieved significant improvements in data compatibility between systems.
• Enhanced data quality measures, including accuracy and completeness.
• Demonstrated the potential for broader integration in healthcare research.