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Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty
Published on: January 28, 2020
C-reactive protein predicts the severity of coronary artery disease beyond low-density lipoprotein cholesterol
Hai-Hang Liu1, Dong Zhao, Chang-Sheng Ma
1Department of Epidemiology, Capital Medical University Beijing Anzhen Hospital, Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Insights
C-reactive protein (CRP) predicts cardiovascular events. In patients with lower cholesterol, higher CRP levels correlate with more severe coronary artery disease, aiding risk assessment.
Area of Science:
- Biochemistry
- Cardiology
- Clinical Medicine
Background:
- C-reactive protein (CRP) is a known predictor of cardiovascular events.
- Its predictive role is established even in individuals without hypercholesterolemia.
Purpose of the Study:
- To investigate if CRP can predict the severity of coronary artery stenosis.
- Focus on patients with lower low-density lipoprotein cholesterol (LDL-C) levels.
Main Methods:
- Recruited 418 patients with LDL-C <3.37 mmol/L who underwent coronary angiography.
- Analyzed the association between CRP levels and the number of stenotic vessels.
- Utilized multivariable adjustment models.
Main Results:
- Median CRP levels increased with the number of stenotic vessels.
- CRP was significantly associated with coronary artery disease (CAD) severity (OR 1.72, 95% CI: 1.08-2.74).
- This association remained after adjusting for statin use.
Conclusions:
- CRP may be a valuable biomarker for assessing cardiovascular risk.
- It can aid in the secondary prevention of CAD in patients with lower LDL-C.
- CRP offers improved risk stratification beyond traditional lipid profiles.
Abstract:
Prospective studies and clinical trials have shown that C-reactive protein (CRP) independently predicts the occurrence of cardiovascular events, even in individuals without hypercholesterolemia. We evaluated whether CRP can predict the severity of coronary artery stenosis in patients with lower low-density lipoprotein cholesterol (LDL-C) levels. A total of 418 patients with lower LDL-C (<3.37 mmol/L) who underwent coronary angiography were recruited. The median levels of CRP increased according to the number of stenotic vessels. Multivariable adjustment model indicated that CRP was associated with the severity of coronary artery disease (CAD) in the top to the bottom third comparison of CRP levels, yielding an odds ratio of 1.72 (95% confidence interval: 1.08-2.74); this trend was preserved after excluding the confounding effect of statin treatment. C-reactive protein may serve as a useful biomarker for improving the risk assessment and secondary prevention of CAD patients without hypercholesterolemia.
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