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Updated: May 14, 2026

Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
Pulse Wave Velocity, Mortality and Cardiovascular Disease in Chronic Kidney Disease: A Systematic Review and
Carlos Pascual-Morena1,2, Silvana Patiño-Cardona1, Miriam Garrido-Miguel1,2
1Health and Social Research Center, University of Castilla-La Mancha, Cuenca, Spain.
Insights
Increased pulse wave velocity (PWV) in chronic kidney disease (CKD) patients is linked to higher risks of death and cardiovascular disease (CVD). Further research is needed to confirm these findings due to current evidence limitations.
Area of Science:
- Cardiology
- Nephrology
- Epidemiology
Background:
- Chronic kidney disease (CKD) significantly elevates cardiovascular morbidity and mortality.
- Arterial stiffness, indicated by pulse wave velocity (PWV), is a key mediator of cardiovascular complications in CKD.
- PWV indices (aortic, brachial-ankle, carotid-radial) and estimated PWV (ePWV) are potential predictors of adverse outcomes in CKD.
Purpose of the Study:
- To systematically analyze the association between various PWV measures and all-cause mortality, cardiovascular mortality, and cardiovascular disease (CVD) risk in CKD populations.
- To synthesize evidence from observational studies using meta-analysis to quantify the predictive value of PWV for clinical events in CKD.
Main Methods:
- A comprehensive systematic search of PubMed, Scopus, and Web of Science was performed.
- Included observational studies estimated the association between PWV (categorical or per 1 m/s increase) and mortality/CVD risk.
- Random-effects meta-analyses were conducted, stratifying by PWV type, and results were reported as hazard ratios (HR) with 95% confidence intervals (95% CI).
Main Results:
- Twenty-eight studies were included in the review, with 22 contributing to meta-analyses.
- A 1 m/s increase in aortic PWV (aPWV) was associated with significantly higher risks: HR 1.16 (1.06-1.28) for all-cause mortality, HR 1.36 (1.15-1.61) for cardiovascular mortality, and HR 1.20 (1.02-1.41) for CVD risk.
- Categorical associations and results for brachial-ankle PWV (baPWV) and estimated PWV (ePWV) also indicated increased risks, though specific values varied.
Conclusions:
- Elevated PWV is demonstrably associated with increased mortality and CVD risk in individuals with CKD.
- The current evidence base supporting these associations is of low quality.
- More high-quality, rigorous studies are essential to validate the clinical utility of PWV measurements in managing CKD patients.
Background:
Chronic kidney disease (CKD) is associated with high cardiovascular morbidity and mortality, which is mediated by arterial stiffness. Pulse wave velocity (PWV), as measured by the aortic (aPWV), brachial-ankle (baPWV) and carotid-radial (crPWV) indices or estimated by equations (ePWV), could be a powerful predictor of clinical events and mortality in this population. This study aimed to analyse the association between PWV and all-cause mortality, cardiovascular mortality, and cardiovascular disease (CVD) risk in populations with CKD.
Methods:
A systematic search was conducted in PubMed, Scopus, and Web of Science from inception to January 2026. Observational studies estimating the association between PWV, categorically or by an increase of 1 m/s, and the outcomes of interest were included. Random-effects meta-analyses were performed, considering the type of PWV studied. The results are presented as hazard ratios (HR) and their 95% confidence intervals (95% CI).
Results:
Twenty-eight studies were included in the systematic review, and 22 in the meta-analyses. Considering a 1 m/s increase in aPWV, HRs of 1.16 (95% CI: 1.06, 1.28), 1.36 (95% CI: 1.15, 1.61), and 1.20 (95% CI: 1.02, 1.41) were found for all-cause mortality, cardiovascular mortality, and CVD risk, respectively. The remaining associations for aPWV, baPWV, and ePWV were categorical and tended to be higher.
Conclusions:
Increased PWV was associated with an increased risk of mortality and CVD. However, given the low quality of the current evidence base, these findings should be interpreted with caution and more rigorous studies are needed to confirm their usefulness in clinical practice.
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