Evidence map›Paper›PMID 42610802›Full record

ArticleCritical care explorations2026

Genetic Regulation of Protein Biomarkers in Pediatric Acute Respiratory Distress Syndrome.

Guy Helman, Rui Feng, Joshua E Motelow, Nadir Yehya

Abstract read
In one paragraph

Article in Critical care explorations, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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2 · The registry

The trial behind it

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3 · Its place in the literature

Who cites it

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

4 authors.

Guy HelmanDepartment of Anesthesiology and Critical Care, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA.
Rui FengDepartment of Biostatistics, Epidemiology, and Informatics, Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, PA.
Joshua E MotelowDivision of Critical Care and Hospital Medicine, Department of Pediatrics, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY.
Nadir YehyaDepartment of Anesthesiology and Critical Care, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA.ORCID 0000-0002-2996-217

Funding

Linking Endotypes and Outcomes in Pediatric Acute Respiratory Distress SyndromeR01HL148054 · NHLBI · CHILDREN'S HOSP OF PHILADELPHIA · PI YEHYA, NADIR · 2019 to 2023
$4.1M
Nathanial Adamczyk Endowment R01-HL148054NHLBI NIH HHS R01 HL148054
6 · The paper itself

Abstract

objectivesAcute respiratory distress syndrome (ARDS) is a significant contributor to ICU admissions, morbidity, and mortality. Biomarkers have increasingly been used to dissect heterogeneity and mechanisms underlying pediatric ARDS. We sought to assess the genetic contribution to the levels of protein biomarkers currently used to subphenotype pediatric ARDS patients. DESIGN, SETTING, AND

participantsRetrospective, single-center cohort study at a tertiary care PICU of children (< 18 yr) with pediatric ARDS diagnosis.

interventionsNone. MEASUREMENTS AND MAIN

resultsGenome-wide protein quantitative trait loci (pQTL) analysis was performed on biomarkers measured on day 0 of ARDS, which were previously associated with outcomes from a single-center cohort using linear regression models. We then assessed the genetic association with longitudinal biomarker levels (on days 0, 3, and 7) and with 28-day survival using linear mixed-effects models and Cox proportional hazard models, respectively. From 333 children with ARDS, 267 underwent pQTL analysis against 6 preselected protein biomarkers. Among the patients, 49.4% had ARDS attributed to infectious pneumonia, and 21.7% had ARDS resulting from nonpulmonary sepsis. The hypoinflammatory phenotype was identified in 74.2% of patients, and overall mortality was 14.6%. One single nucleotide polymorphism (SNP) was identified in SFTPD with presumed cis-regulatory effect. Linear mixed-effect modeling confirmed the effect of the SNP on biomarker levels in heterozygous or homozygous carriers on day 0 of ARDS course. Survival analysis demonstrated no significant impact on mortality risk.

conclusionsWe identified a gene-associated SNP in SFTPD that impacts relevant biomarker levels in pediatric ARDS. Further characterization is needed to better understand subphenotypes in pediatric ARDS, including genetic determinants of the biomarker levels used to define them.

Indexed as

BiomarkersRespiratory Distress SyndromeAdolescentChildChild, PreschoolFemaleHumansInfantIntensive Care Units, PediatricMalePolymorphism, Single NucleotideQuantitative Trait LociRetrospective StudiesBiomarkersacute respiratory distress syndromebiomarkergenotypingpediatrics

Identifiers

PMID42610802
PMCPMC13485844

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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.