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Updated: Dec 28, 2025

Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
Serum uromodulin and risk for cardiovascular morbidity and mortality in the community-based KORA F4 study
Cornelia Then1, Holger L Then2, Andreas Lechner3
1Medizinische Klinik und Poliklinik IV, Klinikum der Universität München, LMU München, Germany; Clinical Cooperation Group Diabetes, Ludwig-Maximilians-Universität München and Helmholtz Zentrum München, Munich, Germany.
Insights
Serum uromodulin, a kidney function biomarker, predicts mortality in older men. Higher levels were linked to lower total and cardiovascular death risk in men but not women in a population study.
Area of Science:
- Nephrology
- Cardiology
- Epidemiology
Background:
- Serum uromodulin is a novel biomarker for kidney function and tubular integrity.
- Previous studies suggest a link between serum uromodulin and cardiovascular events and mortality in high-risk populations.
Purpose of the Study:
- To investigate the association between serum uromodulin levels and cardiovascular morbidity and mortality.
- To analyze these associations stratified by sex in a general population cohort.
Main Methods:
- Serum uromodulin was measured in 1079 participants (aged 62-81 years) of the population-based KORA F4 study.
- Cox proportional hazards models were used to analyze associations with mortality and cardiovascular events over 8.4-8.6 years of follow-up.
- Analyses were adjusted for age, BMI, diabetes, and estimated glomerular filtration rate (eGFR).
Main Results:
- Serum uromodulin was inversely associated with total mortality (HR 0.65) and cardiovascular mortality (HR 0.70) in men, but not in women.
- An inverse association was observed between serum uromodulin and incident stroke in men (HR 0.68), but not in women.
- Associations with incident myocardial infarction were not significant after multivariable adjustment in either sex.
Conclusions:
- Serum uromodulin is an independent predictor of total and cardiovascular mortality in men aged 62 years and older from the general community.
- The predictive value of serum uromodulin for mortality and cardiovascular events may differ between sexes.
Background And Aims:
Serum uromodulin, a novel biomarker of kidney function and tubular integrity, has been linked to cardiovascular events and total mortality in patients at high cardiovascular risk. Here, we analyze the association of serum uromodulin with cardiovascular morbidity and cardiovascular as well as total mortality in the population-based KORA F4 study stratified by sex.
Methods:
Baseline serum uromodulin was measured in 1079 participants of the KORA F4 study (age 62-81 years). Using multivariable adjusted Cox proportional hazards models, the associations of serum uromodulin with total mortality and cardiovascular mortality were analyzed after a median follow-up period of 8.6 years, and with non-fatal and fatal stroke and myocardial infarction/coronary death after a median follow-up time of 8.4 years.
Results:
Serum uromodulin was significantly inversely associated with total mortality (HR 0.65; 95% CI 0.53-0.79 per standard deviation of logarithmized serum uromodulin; p < 0.001) and cardiovascular mortality (HR 0.70; 95% CI 0.52-0.93) in men, but not in women (HR for all-cause mortality in women 0.98; 95% CI 0.77-1.25, HR for cardiovascular mortality 0.78; 95% CI 0.56-1.11) after adjustment for age, BMI, diabetes and eGFR. In addition, serum uromodulin was significantly inversely associated with incident stroke in men (HR 0.68; 95% CI 0.50-0.92), but not in women (HR 0.96; 95% CI 0.68-1.38) after multivariable adjustment. The association of serum uromodulin with incident myocardial infarction was attenuated and lost significance after multivariable adjustment in both sexes.
Conclusions:
Serum uromodulin is an independent biomarker for total and cardiovascular mortality in men from the general community aged 62 years or older.
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