Evidence map›Paper›PMID 42919222›Full record

ArticleBMC infectious diseases2026

Clinical utility of the inflammatory burden index in differentiating neonatal pneumonia from pneumonia complicated by sepsis.

Ci Li, Kaijie Gao, Liu Yang, Panpan Fang, Zhiwei Zhu, Shicai Jiang, Tiewei Li, Junmei Yang

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Article in BMC infectious diseases, 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

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Ci LiDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Kaijie GaoDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Liu YangDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Panpan FangDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Zhiwei ZhuDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Shicai JiangDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China.
Tiewei LiDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China. litieweind@163.com.
Junmei YangDepartment of Clinical Laboratory, Zhengzhou Key Laboratory of Children's Infection and Immunity, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, 450000, P. R. China. yangjunmei7683@163.com.

Funding

Medical Science and Technology (joint construction) Project of Henan Province LHGJ20250575
6 · The paper itself

Abstract

objectiveDifferentiating sepsis from uncomplicated pneumonia in neonates remains clinically challenging. The inflammatory burden index (IBI) is a novel composite biomarker integrating inflammatory status and immune function. This study aimed to evaluate the diagnostic utility of the IBI in differentiating neonatal pneumonia with and without concomitant sepsis.

methodsWe conducted a retrospective analysis of 1,383 hospitalized neonates, stratified into a pneumonia group (n = 935) and a pneumonia-complicated-by-sepsis group (n = 448). Clinical and laboratory data, including C-reactive protein, neutrophil count, and lymphocyte count, were collected upon admission to calculate the IBI. To assess whether the IBI was independently associated with sepsis, we performed multivariable logistic regression analysis after adjusting for relevant clinical covariates. Finally, Receiver Operating Characteristic (ROC) curve analysis was used to determine the diagnostic performance of the index.

resultsIBI levels were significantly higher in neonates with pneumonia complicated by sepsis compared to those in the pneumonia-only group (P < 0.001). After adjusting for potential confounders in the multivariable model, a higher IBI remained independently associated with an increased prevalence of sepsis. ROC analysis showed that IBI had good diagnostic performance (area under the curve = 0.76, 95% confidence interval: 0.73-0.79, P < 0.001).

conclusionIBI may serve as a non-invasive adjunctive inflammatory marker during the initial clinical assessment of neonates with suspected sepsis.

Indexed as

InflammationPneumoniaSepsisBiomarkersC-Reactive ProteinDiagnosis, DifferentialFemaleHumansInfant, NewbornMaleRetrospective StudiesROC CurveBiomarkersC-Reactive ProteinInflammatory burden index (IBI)NeonatesPneumoniaSepsis

Identifiers

PMID42919222

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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.