Evidence map›Paper›PMID 39772012›Full record

ArticleVaccines2024

A Statistical Model to Predict Protection Against Infant Respiratory Syncytial Virus Disease Through Maternal Immunization.

Bing Cai, Yili Chen, Yasmeen Agosti, Beate Schmoele-Thoma, Kenneth Koury, Kathrin U Jansen, William C Gruber, Philip R Dormitzer, Kena A Swanson

Abstract read
In one paragraph

Article in Vaccines, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Bing CaiVaccine Research and Development, Pfizer Inc., Collegeville, PA 19426, USA.
Yili ChenClinical Development and Operations, Pfizer Inc., Collegeville, PA 19426, USA.
Yasmeen AgostiChief Medical Affairs Office, Pfizer Inc., Collegeville, PA 19426, USA.
Beate Schmoele-ThomaVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.
Kenneth KouryVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.
Kathrin U JansenVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.
William C GruberVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.
Philip R DormitzerVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.
Kena A SwansonVaccine Research and Development, Pfizer Inc., Pearl River, NY 10965, USA.ORCID 0000-0002-3389-8414

Funding

Pfizer (United States) N/A
6 · The paper itself

Abstract

BACKGROUND/

objectivesRespiratory syncytial virus (RSV) is the leading cause of severe respiratory disease in infants worldwide. Maternal immunization to protect younger infants is supported by evidence that virus-neutralizing antibodies, which are efficiently transferred across the placenta from mother to fetus, are a primary immune mediator of protection. In maternal RSV vaccine studies, estimates of correlates of protection are elusive because many factors of maternal-fetal immunobiology and disease characteristics must be considered for the estimates.

methodsWe developed statistical models that aims to predict vaccine efficacy (VE) in infants following maternal immunization by including quantifiable covariates of the antibody titer distribution of the mother (pre- and post-immunization), the transplacental transfer ratio of IgG antibodies, the rate of antibody decay, and RSV disease incidence rate, all of which are season- and time-dependent and vary by infant age.

resultOur model shows that integrating the lower respiratory tract disease risk based on infant airway diameter and associated airway resistance is critical to appropriately model predicted infant VE. The VE predictions by our models, which preceded maternal RSV prefusion F vaccine efficacy trial primary readouts, closely align with the VE outcomes of these field studies.

conclusionOur models successfully predicted VE of the RSV maternal vaccines and have potential use in modeling the clinical trial out-comes of other respiratory disease vaccines where maternal antibodies play a role in the protection of newborns.

Indexed as

airway resistanceinfantsmodelingRSVvaccine efficacyviral infection

Identifiers

PMID39772012
PMCPMC11679883

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.