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Cost-effectiveness analysis of transcatheter aortic valve implantation versus surgical aortic valve replacement in patients with severe aortic stenosis at low risk of surgical mortality in Sweden

Nilsson, Konrad ; James, Stefan ; Angerås, Oskar ; Backes, Jenny ; Bjursten, Henrik LU ; Candolfi, Pascal ; Götberg, Mattias LU ; Hagström, Henrik ; Malmberg, Chiara and Nielsen, Niels Erik , et al. (2025) In Upsala Journal of Medical Sciences 130. p.1-10
Abstract

Background: Transcatheter aortic valve implantation (TAVI) has shown similar or improved clinical outcomes compared with surgical aortic valve replacement (SAVR) in patients with symptomatic severe aortic stenosis at low risk for surgical mortality. This cost-utility analysis compared TAVI with SAPIEN 3 versus SAVR in symptomatic severe aortic stenosis patients at low risk of surgical mortality from the perspective of the Swedish healthcare system. Methods: A published, two-stage, Markov-based cost-utility model that captured clinical outcomes from the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated according to Recommended Therapies (SWEDEHEART) registry (2018-2020) was adapted from... (More)

Background: Transcatheter aortic valve implantation (TAVI) has shown similar or improved clinical outcomes compared with surgical aortic valve replacement (SAVR) in patients with symptomatic severe aortic stenosis at low risk for surgical mortality. This cost-utility analysis compared TAVI with SAPIEN 3 versus SAVR in symptomatic severe aortic stenosis patients at low risk of surgical mortality from the perspective of the Swedish healthcare system. Methods: A published, two-stage, Markov-based cost-utility model that captured clinical outcomes from the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated according to Recommended Therapies (SWEDEHEART) registry (2018-2020) was adapted from the perspective of the Swedish healthcare system using local general population mortality, utility and costs data. The model had a lifetime horizon. Model outputs included changes in direct healthcare costs and health-related quality of life from using TAVI as compared with SAVR. Results: TAVI with SAPIEN 3 resulted in lifetime costs per patient of 940,541 Swedish krona (SEK) and lifetime quality-adjusted life years (QALYs) per patient of 7.16, whilst SAVR resulted in lifetime costs and QALYs per patient of 821,380 SEK and 6.81 QALYs, respectively. Compared with SAVR, TAVI offered an incremental improvement of +0.35 QALY per patient at an increased cost of +119,161 SEK per patient over a lifetime horizon, resulting in an incremental cost-effectiveness ratio of 343,918 SEK per QALY gained. Conclusion: TAVI with SAPIEN 3 is a cost-effective option versus SAVR for patients with symptomatic severe aortic stenosis at low risk for surgical mortality treated in the Swedish healthcare setting. These findings may inform policy decisions in Sweden for the management of this patient group.

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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
aortic stenosis, cost-effectiveness, low risk, surgical aortic valve replacement, Transcatheter aortic valve implantation
in
Upsala Journal of Medical Sciences
volume
130
article number
e10741
pages
1 - 10
publisher
Upsala Medical Society
external identifiers
  • pmid:39691778
  • scopus:85213134672
ISSN
0300-9734
DOI
10.48101/ujms.v130.10741
language
English
LU publication?
yes
additional info
Publisher Copyright: © 2024 The Author(s). Published by Upsala Medical Society.
id
527d6504-7ae5-493c-bbb3-80b5b098a75c
date added to LUP
2025-01-03 13:08:33
date last changed
2025-06-07 02:06:17
@article{527d6504-7ae5-493c-bbb3-80b5b098a75c,
  abstract     = {{<p>Background: Transcatheter aortic valve implantation (TAVI) has shown similar or improved clinical outcomes compared with surgical aortic valve replacement (SAVR) in patients with symptomatic severe aortic stenosis at low risk for surgical mortality. This cost-utility analysis compared TAVI with SAPIEN 3 versus SAVR in symptomatic severe aortic stenosis patients at low risk of surgical mortality from the perspective of the Swedish healthcare system. Methods: A published, two-stage, Markov-based cost-utility model that captured clinical outcomes from the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated according to Recommended Therapies (SWEDEHEART) registry (2018-2020) was adapted from the perspective of the Swedish healthcare system using local general population mortality, utility and costs data. The model had a lifetime horizon. Model outputs included changes in direct healthcare costs and health-related quality of life from using TAVI as compared with SAVR. Results: TAVI with SAPIEN 3 resulted in lifetime costs per patient of 940,541 Swedish krona (SEK) and lifetime quality-adjusted life years (QALYs) per patient of 7.16, whilst SAVR resulted in lifetime costs and QALYs per patient of 821,380 SEK and 6.81 QALYs, respectively. Compared with SAVR, TAVI offered an incremental improvement of +0.35 QALY per patient at an increased cost of +119,161 SEK per patient over a lifetime horizon, resulting in an incremental cost-effectiveness ratio of 343,918 SEK per QALY gained. Conclusion: TAVI with SAPIEN 3 is a cost-effective option versus SAVR for patients with symptomatic severe aortic stenosis at low risk for surgical mortality treated in the Swedish healthcare setting. These findings may inform policy decisions in Sweden for the management of this patient group.</p>}},
  author       = {{Nilsson, Konrad and James, Stefan and Angerås, Oskar and Backes, Jenny and Bjursten, Henrik and Candolfi, Pascal and Götberg, Mattias and Hagström, Henrik and Malmberg, Chiara and Nielsen, Niels Erik and Sarmah, Archita and Settergren, Magnus and Bromilow, Tom}},
  issn         = {{0300-9734}},
  keywords     = {{aortic stenosis; cost-effectiveness; low risk; surgical aortic valve replacement; Transcatheter aortic valve implantation}},
  language     = {{eng}},
  pages        = {{1--10}},
  publisher    = {{Upsala Medical Society}},
  series       = {{Upsala Journal of Medical Sciences}},
  title        = {{Cost-effectiveness analysis of transcatheter aortic valve implantation versus surgical aortic valve replacement in patients with severe aortic stenosis at low risk of surgical mortality in Sweden}},
  url          = {{http://dx.doi.org/10.48101/ujms.v130.10741}},
  doi          = {{10.48101/ujms.v130.10741}},
  volume       = {{130}},
  year         = {{2025}},
}