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Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty
Published on: January 28, 2020
Prognostic value of baseline C-reactive protein levels in patients undergoing coronary revascularization
Xu Li1, Xiao-Hui Liu, Shao-Ping Nie
1Department of Cardiology, Beijing Anzhen Hospital, Capital Medical University, Beijing 100029, China.
Insights
Elevated C-reactive protein (CRP) levels predict poor outcomes after coronary revascularization. High CRP indicates a higher risk of major adverse cardiovascular and cerebral events (MACCE) and re-revascularization.
Area of Science:
- Cardiology
- Biomarkers
- Inflammation
Background:
- C-reactive protein (CRP) is a marker of inflammation.
- Its prognostic value in patients undergoing coronary revascularization with modern medical treatment is evaluated.
Purpose of the Study:
- To assess the prognostic significance of baseline CRP levels in patients undergoing coronary revascularization.
- To determine if CRP predicts long-term outcomes in this patient group.
Main Methods:
- Retrospective single-center study of 414 patients.
- Patients received adequate secondary prevention medication.
- Comparison of outcomes between high (CRP > 5 mg/L) and low CRP groups over a median follow-up of 551 days.
Main Results:
- High CRP group had a 5.13-fold increased risk of major adverse cardiovascular and cerebral events (MACCE).
- High CRP was associated with a significantly higher risk of re-revascularization.
- CRP level was an independent predictor of MACCE, with a lower MACCE-free rate in the high CRP group.
Conclusions:
- Baseline CRP is an independent predictor of long-term prognosis after coronary revascularization.
- Elevated CRP identifies patients at higher risk for adverse cardiovascular events and re-intervention.
Background:
C-reactive protein (CRP) is a lowly expressed marker for inflammatory response. This study aimed to evaluate the prognostic value of baseline CRP levels in patients undergoing coronary revascularization in the context of modern medical treatment.
Methods:
This was a retrospective study in a single center. Four hundred and fourteen patients were enrolled, who underwent coronary revascularization and received adequate medication for secondary prevention of coronary heart disease. The study compared the follow-up clinical outcomes between high level CRP group (CRP > 5 mg/L) and low level one. The median follow-up time was 551 days.
Results:
Compared with low CRP group, the relative risk (RR) of the major adverse cardiovascular and cerebral events (MACCE) in high CRP group was 5.131 (95%CI: 1.864-14.123, P = 0.002). There were no significant differences in death, myocardial infarction and stroke during the follow-up between two groups, but a higher risk of re-revascularization was found in high CRP group (RR 6.008, 95%CI: 1.667-21.665, P = 0.006). Cox regression analysis showed that only CRP level could contribute to MACCE during the follow-up. MACCE-free rate was much lower in high CRP group (Kaplan-Meier log-rank P < 0.001).
Conclusion:
In the context of modern medical treatment, the baseline level of CRP is an independent predictor for long-term prognosis in patients with coronary revascularization.
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