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Assessing the impact of wastage on pediatric vaccine immunization formulary costs using a vaccine selection algorithm
Sheldon H Jacobson1, Tamana Karnani, Edward C Sewell
1Department of Mechanical and Industrial Engineering, University of Illinois, 1206 West Green Street (MC-244), Urbana, IL 61801, USA. shj@uiuc.edu
Insights
Vaccine wastage significantly impacts pediatric immunization costs. This study introduces an algorithm to optimize vaccine selection by accounting for wastage, aiding healthcare providers in cost-effective decisions.
Area of Science:
- Health economics
- Pharmaceutical sciences
- Public health
Background:
- Pediatric immunization is crucial for disease prevention.
- An increasing number of vaccines creates a complex immunization schedule.
- Operations research models aid vaccine procurement but often exclude wastage costs.
Purpose of the Study:
- To develop and evaluate a vaccine selection algorithm incorporating vaccine wastage data.
- To analyze the economic impact of wastage on pediatric vaccine formulary costs.
- To determine maximum permissible wastage rates for vaccine inclusion in cost-effective formularies.
Main Methods:
- Developed a vaccine selection algorithm integrating vaccine wastage data.
- Compared lowest overall cost formularies with and without wastage costs.
- Performed sensitivity analysis based on vaccine wastage rates.
Main Results:
- Formularies incorporating wastage costs demonstrated different optimal vaccine selections.
- Identified maximum permissible wastage rates for each vaccine to remain cost-effective.
- Wastage significantly influences the economic viability of vaccine choices.
Conclusions:
- Vaccine wastage is a critical factor in pediatric formulary cost optimization.
- The developed algorithm provides valuable insights for healthcare organizations and providers.
- Incorporating wastage data leads to more accurate and economically sound vaccine procurement decisions.
Abstract:
Pediatric immunization is an important factor in providing protection against numerous common preventable diseases. The success of the pharmaceutical industry in developing new pediatric vaccines has resulted in a crowded recommended immunization schedule requiring several clinic visits over the first 12 years of life. Operations research models have been developed and used to make economically sound procurement choices from among a growing number of competing vaccine products. One factor that has not been incorporated into such models is the economic impact of wastage on such decisions. This paper reports results obtained from a vaccine selection algorithm that incorporates vaccine wastage data. The lowest overall cost formularies comparing no wastage costs with wastage costs are presented. A sensitivity analysis of the vaccine formulary with respect to the wastage rates associated with each available vaccine is provided. The maximum permissible wastage rate for each vaccine is determined for which the vaccine earns a place in the lowest overall cost formulary. This research provides health maintenance organizations and healthcare providers information that can be used to gain a better understanding of wastage and its impact on pediatric formulary costs.
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