Machine Learning to Improve Decision Support for Preventing Adverse Drug Events
Tora Hammar1,2, Daniel Nilsson2, Olof Björneld2
1eHealth Institute, Department of medicine and optometry, Faculty of health and life sciences, Linnaeus University, Kalmar, Sweden.
Studies in Health Technology and Informatics
|May 17, 2025
Summary
Machine learning (ML) shows promise in improving adverse drug event (ADE) predictions. This study found ML potentially more accurate than current rule-based clinical decision support systems (CDSS) in Swedish healthcare.
Area of Science:
- Pharmacovigilance
- Health Informatics
- Artificial Intelligence in Medicine
Background:
- Adverse drug events (ADEs), including drug interactions, pose significant risks in healthcare.
- Clinical decision support systems (CDSS) are implemented to mitigate ADEs.
- Current rule-based CDSS in Swedish healthcare require evaluation for predictive accuracy.
Purpose of the Study:
- To assess the accuracy of existing rule-based CDSS for ADE prediction in Swedish healthcare.
- To explore the potential of machine learning (ML) to enhance ADE prediction accuracy.
- To compare the performance of ML models against current rule-based CDSS.
Main Methods:
- Analysis of real-world healthcare data from a Swedish region.
- Utilizing a 10-year data span for comprehensive analysis.
- Developing and evaluating machine learning models for ADE prediction.
Main Results:
- Machine learning models demonstrate potential for improved ADE prediction.
- ML-based predictions may offer higher accuracy compared to current rule-based systems.
- The study highlights the efficacy of ML in a real-world healthcare setting.
Conclusions:
- Machine learning presents a viable approach to enhance the prediction of adverse drug events.
- ML has the potential to significantly improve upon the accuracy of existing rule-based CDSS.
- Further integration of ML into healthcare systems could lead to safer medication management.
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