Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer

Abstract This study evaluates the cost-effectiveness of adding durvalumab to chemotherapy, with subsequent maintenance either with olaparib (DOCT) or without olaparib (DCT), versus chemotherapy alone (CT) as a first-line treatment for advanced endometrial cancer (EC) in the United States, stratified...

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Main Authors: Jiahao Zhang, Jianying Lei, Caicong You, Wu Fu, Bin Zheng, Hongfu Cai, Maobai Liu, Na Li
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-025-86021-y
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author Jiahao Zhang
Jianying Lei
Caicong You
Wu Fu
Bin Zheng
Hongfu Cai
Maobai Liu
Na Li
author_facet Jiahao Zhang
Jianying Lei
Caicong You
Wu Fu
Bin Zheng
Hongfu Cai
Maobai Liu
Na Li
author_sort Jiahao Zhang
collection DOAJ
description Abstract This study evaluates the cost-effectiveness of adding durvalumab to chemotherapy, with subsequent maintenance either with olaparib (DOCT) or without olaparib (DCT), versus chemotherapy alone (CT) as a first-line treatment for advanced endometrial cancer (EC) in the United States, stratified by mismatch repair deficiency (dMMR) and proficiency (pMMR). A Markov model based on DUO-E Phase III trial data simulated disease progression and outcomes. Total costs, quality-adjusted life years (QALYs), and incremental cost-effectiveness ratios (ICER) were evaluated. Sensitivity analysis assessed model robustness. For dMMR EC, costs (QALYs) were $1,204,763.33 (5.49), $590,732.13 (4.61), and $1,495,528.15 (3.68) for DOCT, DCT, and CT, respectively, with ICER of $584,140.94/QALYs (DOCT vs. CT) and $476,946.43/QALYs (DCT vs. CT). For pMMR EC, costs (QALYs) were $421,126.70 (3.00), $400,470.92 (2.45), and $133,424.52 (1.69), with ICER of $219,601.20/QALYs (DOCT vs. CT) and $351,777.86/QALYs (DCT vs. CT). In the overall population, costs (QALYs) were $607,921.80 (3.89), $417,637.19 (2.82), and $141,594.38 (2.16), with ICER of $269,195.01/QALYs (DOCT vs. CT) and $416,098.68/QALYs (DCT vs. CT). From a U.S. payer perspective, DOCT and DCT regimens are not cost-effective compared to CT for advanced or recurrent EC, including dMMR and pMMR subgroups, at a $150,000/QALY threshold.
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spelling doaj-art-1e8169a60176402695e9f4e51ac108252025-01-26T12:26:14ZengNature PortfolioScientific Reports2045-23222025-01-0115111010.1038/s41598-025-86021-yCost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancerJiahao Zhang0Jianying Lei1Caicong You2Wu Fu3Bin Zheng4Hongfu Cai5Maobai Liu6Na Li7Department of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalDepartment of Pharmacy, Fujian Medical University Union HospitalAbstract This study evaluates the cost-effectiveness of adding durvalumab to chemotherapy, with subsequent maintenance either with olaparib (DOCT) or without olaparib (DCT), versus chemotherapy alone (CT) as a first-line treatment for advanced endometrial cancer (EC) in the United States, stratified by mismatch repair deficiency (dMMR) and proficiency (pMMR). A Markov model based on DUO-E Phase III trial data simulated disease progression and outcomes. Total costs, quality-adjusted life years (QALYs), and incremental cost-effectiveness ratios (ICER) were evaluated. Sensitivity analysis assessed model robustness. For dMMR EC, costs (QALYs) were $1,204,763.33 (5.49), $590,732.13 (4.61), and $1,495,528.15 (3.68) for DOCT, DCT, and CT, respectively, with ICER of $584,140.94/QALYs (DOCT vs. CT) and $476,946.43/QALYs (DCT vs. CT). For pMMR EC, costs (QALYs) were $421,126.70 (3.00), $400,470.92 (2.45), and $133,424.52 (1.69), with ICER of $219,601.20/QALYs (DOCT vs. CT) and $351,777.86/QALYs (DCT vs. CT). In the overall population, costs (QALYs) were $607,921.80 (3.89), $417,637.19 (2.82), and $141,594.38 (2.16), with ICER of $269,195.01/QALYs (DOCT vs. CT) and $416,098.68/QALYs (DCT vs. CT). From a U.S. payer perspective, DOCT and DCT regimens are not cost-effective compared to CT for advanced or recurrent EC, including dMMR and pMMR subgroups, at a $150,000/QALY threshold.https://doi.org/10.1038/s41598-025-86021-yDurvalumabOlaparibAdvanced endometrial cancerCost-effectiveness
spellingShingle Jiahao Zhang
Jianying Lei
Caicong You
Wu Fu
Bin Zheng
Hongfu Cai
Maobai Liu
Na Li
Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
Scientific Reports
Durvalumab
Olaparib
Advanced endometrial cancer
Cost-effectiveness
title Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
title_full Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
title_fullStr Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
title_full_unstemmed Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
title_short Cost-effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
title_sort cost effectiveness analysis of durvalumab with chemotherapy and maintenance durvalumab with or without olaparib for advanced endometrial cancer
topic Durvalumab
Olaparib
Advanced endometrial cancer
Cost-effectiveness
url https://doi.org/10.1038/s41598-025-86021-y
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