Cost-effectiveness of monoclonal antibody and maternal immunization against respiratory syncytial virus (RSV) in infants: Evaluation for six European countries

Respiratory Syncytial Virus Consortium in Europe (RESCEU) investigators

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

Background: Respiratory syncytial virus (RSV) imposes a substantial burden on pediatric hospital capacity in Europe. Promising prophylactic interventions against RSV including monoclonal antibodies (mAb) and maternal immunizations (MI) are close to licensure. Therefore, we aimed to evaluate the cost-effectiveness of potential mAb and MI interventions against RSV in infants, for six European countries. Methods: We used a static cohort model to compare costs and health effects of four intervention programs to no program and to each other: year-round MI, year-round mAb, seasonal mAb (October to April), and seasonal mAb plus a catch-up program in October. Input parameters were obtained from national registries and literature. Influential input parameters were identified with the expected value of partial perfect information and extensive scenario analyses (including the impact of interventions on wheezing and asthma). Results: From the health care payer perspective, and at a price of €50 per dose (mAb and MI), seasonal mAb plus catch-up was cost-saving in Scotland, and cost-effective for willingness-to-pay (WTP) values ≥€20,000 (England, Finland) or €30,000 (Denmark) per quality adjusted life-year (QALY) gained for all scenarios considered, except when using ICD-10 based hospitalization data. For the Netherlands, seasonal mAb was preferred (WTP value: €30,000-€90,000) for most scenarios. For Veneto region (Italy), either seasonal mAb with or without catch-up or MI was preferred, depending on the scenario and WTP value. From a full societal perspective (including leisure time lost), the seasonal mAb plus catch-up program was cost-saving for all countries except the Netherlands. Conclusion: The choice between a MI or mAb program depends on the level and duration of protection, price, availability, and feasibility of such programs, which should be based on the latest available evidence. Future research should focus on measuring accurately age-specific RSV-attributable hospitalizations in very young children.

Original languageEnglish
Pages (from-to)1623-1631
Number of pages9
JournalVaccine
Volume41
Issue number9
Early online date22 Feb 2023
DOIs
Publication statusPublished - 24 Feb 2023

Bibliographical note

Funding Information:
We would like to thank Anne Teirlinck, Michiel Van Boven and Pieter De Boer for providing advice and input data for the Netherlands, Richard Osei-Yeboah for his contribution in the time series analysis for Scotland, Rachel Reeves for advice on the multi-country RSV-ICD10 input data, Luca Stona for providing advice and input data for Veneto Region (Italy), John Paget and the entire team of the ComNet I study (https://www.nivel.nl/en/RSVComNet) for sharing results, Toni Lehtonen and Heini Salo for providing input data and advice for Finland. We would also like to thank Heini Salo, John Paget, Benoit Dervaux, Alexia Kieffer, and Florian Zeevat for their critical review and valuable comments.

Funding Information:
LW also gratefully acknowledged support from the Research Foundation Flanders (FWO) (postdoctoral fellowships 1234620N, 2019–2021). MJ was supported by the NIHR HPRU in Modelling and Health Economics (HPRU-2019-NIHR200908) and the NIHR HPRU in Immunisation (HPRU-2019-NIHR200929).

Funding Information:
Respiratory Syncytial Virus Consortium in Europe (RESCEU) has received funding from the Innovative Medicines Initiative 2 Joint Undertaking under grant agreement No 116019. This Joint Undertaking receives support from the European Union’s Horizon 2020 research and innovation programme and EFPIA.

Publisher Copyright:
© 2023 Elsevier Ltd

Data Availability Statement

Almost all the data analysed and generated during this study are included in this published article and its supplementary material files. Formal requests for additional data can be made to the co-responding author (XL) or the senior author (JB and PB).

Keywords

  • Cost-effectiveness analysis
  • Disease burden
  • Expected value of partial perfect information (EVPPI)
  • Expected value of perfect information (EVPI)
  • Maternal vaccine
  • Monoclonal antibody
  • Perspective
  • Respiratory syncytial virus (RSV)
  • Seasonal program

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