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Published on: October 12, 2017
Increased uric acid to high-density lipoprotein ratio positively correlated with stroke risk
Tieshi Zhu1, Yong He2, Erxinxian Bei1,3
1Department of Neurology, Zhanjiang Central Hospital, Guangdong Medical University, Zhanjiang, China.
Insights
The Uric Acid-to-HDL Ratio (UHR) is linked to a higher stroke risk. This study found a significant positive correlation between UHR and stroke, emphasizing its potential as a predictive marker.
Area of Science:
- Cardiovascular Health
- Metabolic Syndrome
- Neurology
Background:
- The Uric Acid-to-HDL Ratio (UHR) is a novel index associated with hypertension and diabetes.
- Previous research linked UHR to ischemic heart disease and coronary artery function.
- Limited studies have explored the association between UHR and stroke risk.
Purpose of the Study:
- To investigate the relationship between UHR and the risk of stroke.
- To assess the nonlinear association between UHR and stroke incidence.
- To determine if UHR can serve as a predictive marker for stroke.
Main Methods:
- Analysis of data from 33,192 individuals in the NHANES 1999-2023 database.
- Utilized restricted cubic spline (RCS) analysis to evaluate nonlinear relationships.
- Employed logistic regression to assess UHR as a continuous variable and by quartiles.
Main Results:
- UHR showed a significant positive association with stroke risk (OR=1.02, 95% CI 1.01-1.03).
- Individuals in the highest quartile of UHR had a 31% increased risk of stroke (OR=1.31, 95% CI 1.11-1.55).
- The association was linear, not nonlinear (p for nonlinearity=0.65).
Conclusions:
- A significant positive correlation exists between UHR and stroke risk.
- Elevated UHR levels are associated with an increased likelihood of experiencing a stroke.
- UHR may be a valuable biomarker for stroke risk assessment.
Background:
The Uric Acid-to-HDL Ratio (UHR), a novel index derived from serum uric acid and high-density lipoprotein, has been linked to hypertension and poor diabetes control. It has also been shown to predict ischemic heart disease and is strongly associated with collateral circulation and coronary artery flow reserve. However, fewer studies have focused on the relationship between UHR and stroke, highlighting the need for further research in this area.
Methods:
The study included 33,192 individuals from the NHANES 1999-2023, of whom 1,363 had a history of stroke. The nonlinear relationship between UHR and stroke risk was assessed using restricted cubic spline (RCS) analysis, and the robustness of the findings was further tested through stratified analysis. Logistic regression was employed to analyze the relationship between UHR and stroke risk, considering both UHR as a continuous variable and its categorization into quartiles (Q1-Q4).
Results:
UHR was not nonlinearly associated with stroke (p for overall <0.01; p for nonlinearity = 0.65), and the RCS graph approximated a straight line with a positive slope. UHR was significantly associated with an increased risk of stroke, both when analyzed as a continuous variable (Model 4: OR = 1.02, 95% CI 1.01-1.03, p < 0.01) and when categorized into quartiles (Q4, OR = 1.31, 95% CI 1.11-1.55, p < 0.01).
Conclusion:
There was a significant positive correlation between UHR and stroke risk.
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