Evidence map›Paper›PMID 40843721›Full record

ArticleMedical sciences (Basel, Switzerland)2025

Combined Effects of PFAS, Social, and Behavioral Factors on Liver Health.

Akua Marfo, Emmanuel Obeng-Gyasi

Abstract read
In one paragraph

Article in Medical sciences (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

2 authors.

Akua MarfoDepartment of Built Environment, North Carolina A&T State University, Greensboro, NC 27411, USA.
Emmanuel Obeng-GyasiDepartment of Built Environment, North Carolina A&T State University, Greensboro, NC 27411, USA.ORCID 0000-0003-3195-706X

Funding

The Impact of Combined Exposure to Metals and Per- and Polyfluoroalkyl Substances on Stress, Cardiovascular Disease Risk and MortalityR16GM149473 · NIGMS · NORTH CAROLINA AGRI & TECH ST UNIV · PI Emmanuel Obeng-Gyasi · 2023 to 2026
$650k
NIH HHS R16GM149473
6 · The paper itself

Abstract

backgroundEnvironmental exposures, such as per- and polyfluoroalkyl substances (PFAS), in conjunction with social and behavioral factors, can significantly impact liver health. This research investigates the combined effects of PFAS (perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS), alcohol consumption, smoking, income, and education on liver function among the U.S. population, utilizing data from the 2017-2018 National Health and Nutrition Examination Survey (NHANES).

methodsPFAS concentrations in blood samples were analyzed using online solid-phase extraction combined with liquid chromatography-tandem mass spectrometry (LC-MS/MS), a highly sensitive and specific method for detecting levels of PFAS. Liver function was evaluated using biomarkers such as alanine aminotransferase (ALT), aspartate aminotransferase (AST), alkaline phosphatase (ALP), gamma-glutamyltransferase (GGT), total bilirubin, and the fatty liver index (FLI). Descriptive statistics and multivariable linear regression analyses were employed to assess the associations between exposures and liver outcomes. Bayesian Kernel Machine Regression (BKMR) was utilized to explore the nonlinear and interactive effects of these exposures. To determine the relative influence of each factor on liver health, Posterior Inclusion Probabilities (PIPs) were calculated.

resultsLinear regression analyses indicated that income and education were inversely associated with several liver injury biomarkers, while alcohol use and smoking demonstrated stronger and more consistent associations. Bayesian Kernel Machine Regression (BKMR) further highlighted alcohol and smoking as the most influential predictors, particularly for GGT and total bilirubin, with posterior inclusion probabilities (PIPs) close to 1.0. In contrast, PFAS showed weaker associations. Regression coefficients were small and largely non-significant, and PIPs were comparatively lower across most liver outcomes. Notably, education had a higher PIP for ALT and GGT than PFAS, suggesting a more protective role in liver health. People with higher education levels tend to live healthier lifestyles, have better access to healthcare, and are generally more aware of health risks. These factors can all help reduce the risk of liver problems. Overall mixture effects demonstrated nonlinear trends, including U-shaped relationships for ALT and GGT, and inverse associations for AST, FLI, and ALP.

conclusionThese findings underscore the importance of considering both environmental and social-behavioral determinants in liver health. While PFAS exposures remain a long-term concern, modifiable lifestyle and structural factors, particularly alcohol, smoking, income, and education, exert more immediate and pronounced effects on hepatic biomarkers in the general population.

Indexed as

Alkanesulfonic AcidsCaprylatesEnvironmental ExposureFluorocarbonsLiverAdultAlcohol DrinkingBayes TheoremBiomarkersEducational StatusFemaleHumansLiver Function TestsMaleMiddle AgedNutrition SurveysAlkanesulfonic AcidsBiomarkersCaprylatesFluorocarbonsperfluorooctane sulfonic acidperfluorooctanoic acidbehaviorenvironmental healthexposomeliver functionPFASsocioeconomic status

Identifiers

PMID40843721
PMCPMC12372029

What Socratic holds

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LicenceCC BY
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Registered trials

None linked

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 Socratic graph.