{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,21]],"date-time":"2025-11-21T06:33:40Z","timestamp":1763706820920,"version":"3.28.0"},"reference-count":20,"publisher":"Georg Thieme Verlag KG","issue":"03","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Appl Clin Inform"],"published-print":{"date-parts":[[2024,5]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>\n          Background\u2003Predicting 30-day hospital readmissions is crucial for improving patient outcomes, optimizing resource allocation, and achieving financial savings. Existing studies reporting the development of machine learning (ML) models predictive of neurosurgical readmissions do not report factors related to clinical implementation.<\/jats:p><jats:p>\n          Objectives\u2003Train individual predictive models with good performance (area under the receiver operating characteristic curve or AUROC\u2009&gt;\u20090.8), identify potential interventions through semi-structured interviews, and demonstrate estimated clinical and financial impact of these models.<\/jats:p><jats:p>\n          Methods\u2003Electronic health records were utilized with five ML methodologies: gradient boosting, decision tree, random forest, ridge logistic regression, and linear support vector machine. Variables of interest were determined by domain experts and literature. The dataset was split divided 80% for training and validation and 20% for testing randomly. Clinical workflow analysis was conducted using semi-structured interviews to identify possible intervention points. Calibrated agent-based models (ABMs), based on a previous study with interventions, were applied to simulate reductions of the 30-day readmission rate and financial costs.<\/jats:p><jats:p>\n          Results\u2003The dataset covered 12,334 neurosurgical intensive care unit (NSICU) admissions (11,029 patients); 1,903 spine surgery admissions (1,641 patients), and 2,208 traumatic brain injury (TBI) admissions (2,185 patients), with readmission rate of 13.13, 13.93, and 23.73%, respectively. The random forest model for NSICU achieved best performance with an AUROC score of 0.89, capturing potential patients effectively. Six interventions were identified through 12 semi-structured interviews targeting preoperative, inpatient stay, discharge phases, and follow-up phases. Calibrated ABMs simulated median readmission reduction rates and resulted in 13.13 to 10.12% (NSICU), 13.90 to 10.98% (spine surgery), and 23.64 to 21.20% (TBI). Approximately $1,300,614.28 in saving resulted from potential interventions.<\/jats:p><jats:p>\n          Conclusion\u2003This study reports the successful development and simulation of an ML-based approach for predicting and reducing 30-day hospital readmissions in neurosurgery. The intervention shows feasibility in improving patient outcomes and reducing financial losses.<\/jats:p>","DOI":"10.1055\/s-0044-1787119","type":"journal-article","created":{"date-parts":[[2024,6,19]],"date-time":"2024-06-19T23:18:37Z","timestamp":1718839117000},"page":"479-488","source":"Crossref","is-referenced-by-count":2,"title":["A Neurosurgical Readmissions Reduction Program in an Academic Hospital Leveraging Machine Learning, Workflow Analysis, and Simulation"],"prefix":"10.1055","volume":"15","author":[{"given":"Tzu-Chun","family":"Wu","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"}]},{"given":"Abraham","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Medical Sciences Baccalaureate Program, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"}]},{"given":"Ching-Tzu","family":"Tsai","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"}]},{"given":"Andy","family":"Gao","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Medical Sciences Baccalaureate Program, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"}]},{"given":"Taran","family":"Ghuman","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Medical Sciences Baccalaureate Program, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"}]},{"given":"Anne","family":"Paul","sequence":"additional","affiliation":[{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Alexandra","family":"Castillo","sequence":"additional","affiliation":[{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Joseph","family":"Cheng","sequence":"additional","affiliation":[{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Owoicho","family":"Adogwa","sequence":"additional","affiliation":[{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Laura B.","family":"Ngwenya","sequence":"additional","affiliation":[{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Department of Neurology and Rehabilitation Medicine, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Brandon","family":"Foreman","sequence":"additional","affiliation":[{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Department of Neurology and Rehabilitation Medicine, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"UCHealth, Cincinnati, Ohio, United States"}]},{"given":"Danny T.Y.","family":"Wu","sequence":"additional","affiliation":[{"name":"Department of Biomedical Informatics, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Neuroinformatics Laboratory, Department of Neurosurgery, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United States"},{"name":"Medical Sciences Baccalaureate Program, College of Medicine, University of Cincinnati, Cincinnati, Ohio, United 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