Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China

Background: The drug therapy of venous thromboembolism (VTE) presents a significant economic burden to the health-care system in low- and middle-income countries. To understand which anticoagulation therapy is most cost-effective for clinical decision-making , the cost-effectiveness of apixaban (API...

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Main Authors: Ke-Xin Sun, Bin Cui, Shan-Shan Cao, Qi-Xiang Huang, Ru-Yi Xia, Wen-Jun Wang, Jing-Wen Wang, Feng Yu, Yi Ding
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-10-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2021.716224/full
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author Ke-Xin Sun
Ke-Xin Sun
Bin Cui
Bin Cui
Shan-Shan Cao
Qi-Xiang Huang
Ru-Yi Xia
Wen-Jun Wang
Jing-Wen Wang
Feng Yu
Yi Ding
author_facet Ke-Xin Sun
Ke-Xin Sun
Bin Cui
Bin Cui
Shan-Shan Cao
Qi-Xiang Huang
Ru-Yi Xia
Wen-Jun Wang
Jing-Wen Wang
Feng Yu
Yi Ding
author_sort Ke-Xin Sun
collection DOAJ
description Background: The drug therapy of venous thromboembolism (VTE) presents a significant economic burden to the health-care system in low- and middle-income countries. To understand which anticoagulation therapy is most cost-effective for clinical decision-making , the cost-effectiveness of apixaban (API) versus rivaroxaban (RIV), dabigatran (DAB), and low molecular weight heparin (LMWH), followed by vitamin K antagonist (VKA), in the treatment of VTE in China was assessed.Methods: To access the quality-adjusted life-years (QALYs) and incremental cost-effectiveness ratios (ICERs), a long-term cost-effectiveness analysis was constructed using a Markov model with 5 health states. The Markov model was developed using patient data collected from the Xijing Hospital from January 1, 2016 to January 1, 2021. The time horizon was set at 30 years, and a 6-month cycle length was used in the model. Costs and ICERs were reported in 2020 U.S. dollars. One-way sensitivity analysis and probabilistic sensitivity analysis (PSA) were used to test the uncertainties. A Chinese health-care system perspective was used.Results: In the base case, the data of 231 VTE patients were calculated in the base case analysis retrospectively. The RIV group resulted in a mean VTE attributable to 95% effective treatment. API, DAB, and VKA have a negative ICER (−187017.543, −284,674.922, and −9,283.339, respectively) and were absolutely dominated. The Markov model results confirmed this observation. The ICER of the API and RIV was negative (−216176.977), which belongs to the absolute inferiority scheme, and the ICER value of the DAB and VKA versus RIV was positive (110,577.872 and 836,846.343). Since the ICER of DAB and VKA exceeds the threshold, RIV therapy was likely to be the best choice for the treatment of VTE within the acceptable threshold range. The results of the sensitivity analysis revealed that the model output varied mostly with the cost in the DAB on-treatment therapy. In a probabilistic sensitivity analysis of 1,000 patients for 30 years, RIV has 100% probability of being cost-effective compared with other regimens when the WTP is $10973 per QALY. When WTP exceeded $148,000, DAB was more cost-effective than RIV.Conclusions: Compared with LMWH + VKA and API, the results proved that RIV may be the most cost-effective treatment for VTE patients in China. Our findings could be helpful for physicians in clinical decision-making to select the appropriate treatment option for VTE.
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spelling doaj.art-828aa36d8b8d4c309ff7c2121a05501c2022-12-21T18:36:26ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122021-10-011210.3389/fphar.2021.716224716224Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in ChinaKe-Xin Sun0Ke-Xin Sun1Bin Cui2Bin Cui3Shan-Shan Cao4Qi-Xiang Huang5Ru-Yi Xia6Wen-Jun Wang7Jing-Wen Wang8Feng Yu9Yi Ding10Department of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaSchool of Basic Medicine and Clinical Pharmacy, China Pharmaceutical University, Nanjing, ChinaDepartment of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaSchool of Basic Medicine and Clinical Pharmacy, China Pharmaceutical University, Nanjing, ChinaDepartment of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaSchool of Basic Medicine and Clinical Pharmacy, China Pharmaceutical University, Nanjing, ChinaDepartment of Epidemiology and Biostatistics, School of Public Health, Xi’an Jiaotong University Health Science Center, Xi’an, ChinaDepartment of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaDepartment of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaSchool of Basic Medicine and Clinical Pharmacy, China Pharmaceutical University, Nanjing, ChinaDepartment of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi’an, ChinaBackground: The drug therapy of venous thromboembolism (VTE) presents a significant economic burden to the health-care system in low- and middle-income countries. To understand which anticoagulation therapy is most cost-effective for clinical decision-making , the cost-effectiveness of apixaban (API) versus rivaroxaban (RIV), dabigatran (DAB), and low molecular weight heparin (LMWH), followed by vitamin K antagonist (VKA), in the treatment of VTE in China was assessed.Methods: To access the quality-adjusted life-years (QALYs) and incremental cost-effectiveness ratios (ICERs), a long-term cost-effectiveness analysis was constructed using a Markov model with 5 health states. The Markov model was developed using patient data collected from the Xijing Hospital from January 1, 2016 to January 1, 2021. The time horizon was set at 30 years, and a 6-month cycle length was used in the model. Costs and ICERs were reported in 2020 U.S. dollars. One-way sensitivity analysis and probabilistic sensitivity analysis (PSA) were used to test the uncertainties. A Chinese health-care system perspective was used.Results: In the base case, the data of 231 VTE patients were calculated in the base case analysis retrospectively. The RIV group resulted in a mean VTE attributable to 95% effective treatment. API, DAB, and VKA have a negative ICER (−187017.543, −284,674.922, and −9,283.339, respectively) and were absolutely dominated. The Markov model results confirmed this observation. The ICER of the API and RIV was negative (−216176.977), which belongs to the absolute inferiority scheme, and the ICER value of the DAB and VKA versus RIV was positive (110,577.872 and 836,846.343). Since the ICER of DAB and VKA exceeds the threshold, RIV therapy was likely to be the best choice for the treatment of VTE within the acceptable threshold range. The results of the sensitivity analysis revealed that the model output varied mostly with the cost in the DAB on-treatment therapy. In a probabilistic sensitivity analysis of 1,000 patients for 30 years, RIV has 100% probability of being cost-effective compared with other regimens when the WTP is $10973 per QALY. When WTP exceeded $148,000, DAB was more cost-effective than RIV.Conclusions: Compared with LMWH + VKA and API, the results proved that RIV may be the most cost-effective treatment for VTE patients in China. Our findings could be helpful for physicians in clinical decision-making to select the appropriate treatment option for VTE.https://www.frontiersin.org/articles/10.3389/fphar.2021.716224/fullVTEDOACCEA = cost-effectiveness analysisChinaLMWH (low molecular weight heparin)
spellingShingle Ke-Xin Sun
Ke-Xin Sun
Bin Cui
Bin Cui
Shan-Shan Cao
Qi-Xiang Huang
Ru-Yi Xia
Wen-Jun Wang
Jing-Wen Wang
Feng Yu
Yi Ding
Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
Frontiers in Pharmacology
VTE
DOAC
CEA = cost-effectiveness analysis
China
LMWH (low molecular weight heparin)
title Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
title_full Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
title_fullStr Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
title_full_unstemmed Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
title_short Cost-Effectiveness Analysis of Direct Oral Anticoagulants Versus Vitamin K Antagonists for Venous Thromboembolism in China
title_sort cost effectiveness analysis of direct oral anticoagulants versus vitamin k antagonists for venous thromboembolism in china
topic VTE
DOAC
CEA = cost-effectiveness analysis
China
LMWH (low molecular weight heparin)
url https://www.frontiersin.org/articles/10.3389/fphar.2021.716224/full
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