Evidence map›Paper›PMID 41348379›Full record

ArticleThe Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology2025

Association between hemoglobin-to-creatinine ratio and all-cause mortality in patients with coronary artery disease.

Bo Kang, Chun Zhang, Jie Li, Liang Chen

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Article in The Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology, 2025. 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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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Bo KangFuwai Hospital, National Center of Cardiovascular Diseases, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China.
Chun ZhangKaifeng155 Hospital, China RongTong Medical Healthcare Group Co.Ltd, Kaifeng, China.
Jie LiRuijin-Hainan Hospital Shanghai Jiao Tong University School of Medicine, Hainan Boao Research Hospital, Qionghai, China. lj15927931943@163.com.
Liang ChenThe Second Affiliated Hospital of Dalian Medical University, Dalian, China. dyeyarrhythmia@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAlthough the hemoglobin-to-creatinine ratio (HCR) has been recognized as a predictor for various diseases, its prognostic value in patients with coronary artery disease (CAD) remains unclear. This study aimed to examine the association between HCR and all-cause mortality in general CAD patients using data from the National Health and Nutrition Examination Survey (NHANES) database.

methodsA total of 3701 adult patients with CAD, which was identified through self-report in questionnaires, were included and followed for a mean of 79 months. The association between HCR and all-cause mortality was evaluated using smooth curve fitting, threshold effect analysis, and a competing risk regression model.

resultsA nonlinear association was observed between HCR and all-cause mortality among CAD patients, characterized by an inflection point at 18.32. Below this threshold, each unit decrease in HCR was associated with a 6% reduction in all-cause mortality (HR = 0.94, 95%CI: 0.92-0.97, p < 0.001). Above the inflection point, each unit increase in HCR corresponded to a 7% increase in mortality risk (HR =1.07, 95%CI: 1.02-1.12, p = 0.005). The competing risk model revealed a similar association between HCR and cardiac mortality.

conclusionsUtilizing data from the nationally representative NHANES database, this study identified a nonlinear correlation between HCR and all-cause mortality in a general population of patients with CAD. Specifically, mortality risk initially decreased and subsequently increased with rising HCR levels, highlighting the broad relevance of these findings to community-based CAD management.

Indexed as

All-cause mortalityCoronary artery diseaseHemoglobin-to-creatinine ratioNHANESPrognostic factors

Identifiers

PMID41348379
PMCPMC12680590

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