Evidence map›Paper›PMID 39984929›Full record

ArticleBMC pulmonary medicine2025

Correlation of neutrophil percentage-to-albumin ratio with lung function in American adults: a population study.

Xiaolin Zhang, Fan Bai, Haibin Ni, Shiyuan Chen, Dan Fu, Haiyan Ren, Bin Hu

Abstract read
In one paragraph

Article in BMC pulmonary medicine, 2025. 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. Article
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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

7 authors.

Xiaolin ZhangDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Fan BaiDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Haibin NiDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Shiyuan ChenDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Dan FuDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Haiyan RenDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China.
Bin HuDepartment of Geriatrics, Beilun District People's Hospital, Beilun Branch of the First Affiliated Hospital, School of Medicine, Zhejiang University, Ningbo, Zhejiang, 315800, China. binhu0519@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundChronic respiratory diseases pose a significant threat to global health, underscoring the urgent need for effective preventative and therapeutic interventions. The neutrophil-to-albumin ratio (NPAR), an emerging biomarker for inflammation and nutritional status, has shown promising associations with respiratory health, necessitating an investigation into its potential for predicting lung function decline.

objectiveThis study aimed to delineate the relationship between the NPAR and pulmonary function within a sample of the American adult population and assess the viability of the NPAR as a prognostic indicator for compromised lung function.

methodsWith data available from the National Health and Nutrition Examination Survey (NHANES) for the years 2007 to 2012, 10,055 American adults who met the exclusion criteria were included in the current study. Multivariate linear regression, smoothed curve fitting, and subgroup analyses were applied to evaluate the associations observed between the NPAR and lung function indicators.

resultsEven after accounting for all potential confounding factors, a significant inverse relationship persisted between the NPAR and key lung function indicators, including forced expiratory volume in one second (FEV1), forced vital capacity (FVC), and peak expiratory flow rate (PEF). This association remained robust even after potential confounding factors were considered. Subgroup analysis revealed that the negative correlation was more pronounced in certain demographic groups, such as young individuals, males, and current smokers. The study also revealed an "N-shaped" relationship between the NPAR and fractional exhaled nitric oxide (FENO), suggesting that the NPAR may play a role in promoting airway inflammation.

conclusionsA significant correlation between the NPAR and the decline in lung function among American adults was revealed in this research, emphasizing the potential clinical relevance of the NPAR as a respiratory health biomarker, as well as the importance of considering systemic inflammation in the management and prevention of respiratory disorders.

Indexed as

LungNeutrophilsSerum AlbuminAdultAgedBiomarkersFemaleForced Expiratory VolumeHumansLeukocyte CountLinear ModelsMaleMiddle AgedNutrition SurveysPeak Expiratory Flow RateRespiratory Function TestsBiomarkersSerum AlbuminBiomarkerChronic respiratory diseaseLung functionNPARRespiratory health

Identifiers

PMID39984929
PMCPMC11846293

What Socratic holds

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LicenceCC BY-NC-ND
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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 Socratic graph.