Evidence map›Paper›PMID 42835211›Full record

ArticleSexual medicine2026

Inflammatory burden index predicts arteriogenic erectile dysfunction: a mediation analysis involving the TyG index.

Xianming Dou, Pan Gao, Herui Wang, Jingjing Gao, Yao Zhang, Dangwei Peng, Chancan Li, Dachuang Liu, Hui Jiang, Xiansheng Zhang

Abstract read
In one paragraph

Article in Sexual medicine, 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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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

10 authors.

Xianming DouDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.
Pan GaoDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.
Herui WangDepartment of Urology, Anhui No. 2 Provincial People's Hospital, Hefei 230041, China.
Jingjing GaoDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.
Yao ZhangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.
Dangwei PengDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.
Chancan LiDepartment of Urology, Anhui No. 2 Provincial People's Hospital, Hefei 230041, China.
Dachuang LiuDepartment of Urology, Anhui No. 2 Provincial People's Hospital, Hefei 230041, China.
Hui JiangPeking University Andrology Center, Peking University First Hospital, Beijing 100034, China.
Xiansheng ZhangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei 230022, Anhui, China.ORCID https://orcid.org/0000-0001-6003-5182

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Inflammation and metabolic dysregulation play important roles in the pathophysiology of erectile dysfunction. The inflammatory burden index (IBI), a composite biomarker integrating C-reactive protein (CRP), neutrophils, and lymphocytes, has emerged as a marker of systemic inflammatory load. However, the association between IBI and arteriogenic erectile dysfunction (AED) remains largely unexplored. To investigate the association between IBI and AED and to examine whether insulin resistance (IR), assessed by the triglyceride-glucose (TyG) index, mediates this relationship. Methods: In this cross-sectional study, men aged 18-65 years were consecutively recruited from the local hospital between April 2023 and November 2025. Erectile function was assessed using the 5-item International Index of Erectile Function (IIEF-5), nocturnal penile tumescence and rigidity monitoring, and penile color Doppler ultrasonography. Multivariable logistic regression models were applied to evaluate the association between IBI and AED. Receiver operating characteristic curves were used to assess the predictive performance of inflammatory markers. Mediation analysis was conducted to explore the potential mediating role of IR using the TyG index. Results: A total of 211 participants were included (109 AED; 102 controls). Patients with AED exhibited significantly higher inflammatory indices, including CRP, neutrophil-to-lymphocyte ratio (NLR), and IBI. In multivariable analysis, IBI remained independently associated with AED (OR = 1.626, 95% CI, 1.326-1.994, Conclusion: Elevated IBI is independently associated with AED, and IR partially mediates this relationship, suggesting a potential inflammatory-metabolic pathway that may be involved in vascular erectile impairment, although causality cannot be established due to the cross-sectional design.

Indexed as

arteriogenic erectile dysfunctioninflammationinflammatory burden index (IBI)insulin resistanceTyG index

Identifiers

PMID42835211
PMCPMC13635464

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