Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis

Introduction: Patients with kidney failure requiring hemodialysis are at high risk for hyperkalemia between treatments, which is associated with increased cardiovascular morbidity and mortality. Early detection of hyperkalemic events may be useful to prevent adverse outcomes and their associated cos...

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Main Authors: Ryan J. Bamforth, Thomas W. Ferguson, Navdeep Tangri, Claudio Rigatto, David Collister, Paul Komenda
Format: Article
Language:English
Published: Elsevier 2024-11-01
Series:Kidney International Reports
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Online Access:http://www.sciencedirect.com/science/article/pii/S2468024924018795
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author Ryan J. Bamforth
Thomas W. Ferguson
Navdeep Tangri
Claudio Rigatto
David Collister
Paul Komenda
author_facet Ryan J. Bamforth
Thomas W. Ferguson
Navdeep Tangri
Claudio Rigatto
David Collister
Paul Komenda
author_sort Ryan J. Bamforth
collection DOAJ
description Introduction: Patients with kidney failure requiring hemodialysis are at high risk for hyperkalemia between treatments, which is associated with increased cardiovascular morbidity and mortality. Early detection of hyperkalemic events may be useful to prevent adverse outcomes and their associated costs. We performed a cost-utility analysis comparing an intervention where a real-time potassium monitoring device is administered in patients on hemodialysis in comparison to usual care. Methods: We developed a cost-utility model with microsimulation from the perspective of the United States health care payer. Primary outcomes included the monthly cost-effectiveness threshold cost and break-even cost per patient attributable to the intervention and the incremental cost-effectiveness ratio comparing the intervention to usual care. A 25% reduction in hyperkalemic events was applied as a baseline device effectiveness estimate. Concurrent first and second order microsimulations were performed using 10%, 25%, and 50% effectiveness estimates as sensitivity analyses. Results are presented over a 10-year time horizon in 2022 United States dollars and a willingness-to-pay threshold of $100,000 per quality-adjusted life year (QALY) was considered. Results: Over 10 years, threshold and break-even analysis yielded maximum monthly costs of $201.10 and $144.15 per patient, respectively. The intervention was associated with reduced mean costs ($6381.21) and increased mean QALYs (0.03) per patient; therefore, was considered dominant. In sensitivity analysis, the intervention was dominant in 99% of simulations performed at all effectiveness rates. Conclusion: Implementing a real-time potassium monitoring device in patients on hemodialysis has the potential for cost savings and improved outcomes from the perspective of the United States health care payer.
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spelling doaj-art-65f93daf10e34f6daca71e950b01ee3c2025-08-20T03:21:11ZengElsevierKidney International Reports2468-02492024-11-019113226323510.1016/j.ekir.2024.08.007Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving HemodialysisRyan J. Bamforth0Thomas W. Ferguson1Navdeep Tangri2Claudio Rigatto3David Collister4Paul Komenda5Chronic Disease Innovation Centre, Winnipeg, Manitoba, CanadaChronic Disease Innovation Centre, Winnipeg, Manitoba, CanadaChronic Disease Innovation Centre, Winnipeg, Manitoba, Canada; Department of Internal Medicine, University of Manitoba, Winnipeg, Manitoba, CanadaChronic Disease Innovation Centre, Winnipeg, Manitoba, Canada; Department of Internal Medicine, University of Manitoba, Winnipeg, Manitoba, CanadaDivision of Nephrology, Department of Medicine, Faculty of Medicine and Dentistry, Edmonton, Alberta. CanadaChronic Disease Innovation Centre, Winnipeg, Manitoba, Canada; Department of Internal Medicine, University of Manitoba, Winnipeg, Manitoba, Canada; Correspondence: Paul Komenda, Seven Oaks General Hospital, 2LB10-2300 McPhillips Street, Winnipeg, Manitoba R2V 3M3, Canada.Introduction: Patients with kidney failure requiring hemodialysis are at high risk for hyperkalemia between treatments, which is associated with increased cardiovascular morbidity and mortality. Early detection of hyperkalemic events may be useful to prevent adverse outcomes and their associated costs. We performed a cost-utility analysis comparing an intervention where a real-time potassium monitoring device is administered in patients on hemodialysis in comparison to usual care. Methods: We developed a cost-utility model with microsimulation from the perspective of the United States health care payer. Primary outcomes included the monthly cost-effectiveness threshold cost and break-even cost per patient attributable to the intervention and the incremental cost-effectiveness ratio comparing the intervention to usual care. A 25% reduction in hyperkalemic events was applied as a baseline device effectiveness estimate. Concurrent first and second order microsimulations were performed using 10%, 25%, and 50% effectiveness estimates as sensitivity analyses. Results are presented over a 10-year time horizon in 2022 United States dollars and a willingness-to-pay threshold of $100,000 per quality-adjusted life year (QALY) was considered. Results: Over 10 years, threshold and break-even analysis yielded maximum monthly costs of $201.10 and $144.15 per patient, respectively. The intervention was associated with reduced mean costs ($6381.21) and increased mean QALYs (0.03) per patient; therefore, was considered dominant. In sensitivity analysis, the intervention was dominant in 99% of simulations performed at all effectiveness rates. Conclusion: Implementing a real-time potassium monitoring device in patients on hemodialysis has the potential for cost savings and improved outcomes from the perspective of the United States health care payer.http://www.sciencedirect.com/science/article/pii/S2468024924018795cost-utilitydialysishemodialysishyperkalemiapotassium
spellingShingle Ryan J. Bamforth
Thomas W. Ferguson
Navdeep Tangri
Claudio Rigatto
David Collister
Paul Komenda
Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
Kidney International Reports
cost-utility
dialysis
hemodialysis
hyperkalemia
potassium
title Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
title_full Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
title_fullStr Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
title_full_unstemmed Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
title_short Cost-Utility of Real-Time Potassium Monitoring in United States Patients Receiving Hemodialysis
title_sort cost utility of real time potassium monitoring in united states patients receiving hemodialysis
topic cost-utility
dialysis
hemodialysis
hyperkalemia
potassium
url http://www.sciencedirect.com/science/article/pii/S2468024924018795
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