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Published on: January 28, 2020
Elevated level of high-sensitivity C-reactive protein is important in determining prognosis in chronic heart failure
Güliz Kozdağ1, Gökhan Ertaş, Teoman Kiliç
1Kocaeli University, Medical Faculty, Department of Cardiology, Kocaeli, Turkey.
Insights
High sensitivity C-reactive protein (hs-CRP) is a significant independent predictor of cardiac death in chronic heart failure (CHF) patients. Elevated hs-CRP levels can improve risk stratification for CHF patients, potentially guiding treatment decisions.
Area of Science:
- Cardiology
- Biomarkers
- Prognostic Medicine
Background:
- The prognostic value of high sensitivity C-reactive protein (hs-CRP) is established in coronary artery disease but less understood in chronic heart failure (CHF).
- Limited data exists on the predictive importance of hs-CRP for outcomes in CHF patients.
Purpose of the Study:
- To investigate the relationship between hs-CRP levels and prognosis in patients with chronic heart failure.
- To determine if hs-CRP can serve as an independent predictor of cardiac mortality in CHF.
Main Methods:
- A cohort of 258 CHF patients (74 female) with ischemic or non-ischemic etiology was followed for a mean of 17 months.
- The primary endpoint was cardiac mortality.
- hs-CRP, brain natriuretic peptide (BNP), and creatinine levels were measured and analyzed in relation to mortality.
Main Results:
- Cardiac mortality occurred in 71 patients during follow-up.
- Patients who died had significantly higher hs-CRP, BNP, and creatinine levels compared to survivors.
- hs-CRP was identified as a significant independent predictor of cardiac death (HR: 1.1, 95% CI: 1.05-1.15, p<0.001).
Conclusions:
- hs-CRP provides valuable additional prognostic information for risk stratification in CHF patients.
- Elevated hs-CRP levels may help identify high-risk individuals within the CHF population.
- These findings suggest hs-CRP could influence treatment strategies for chronic heart failure.
Background:
While the adverse prognostic impact of a high level of high sensitivity C-reactive protein (hs-CRP) in coronary artery disease is well known, we lack data about the prognostic importance of hs-CRP in chronic heart failure (CHF) patients. The aim was to investigate the relationship between hs-CRP and prognosis in CHF patients.
Material/Methods:
Patients (n=258, 74 females) with CHF of both ischemic and non-ischemic etiology were followed up for a mean period of 17 + or - 13 months. The primary end-point was cardiac mortality.
Results:
During the follow-up period, 71 patients died of cardiac causes. Left ventricular ejection fractions of these patients were lower, but not significantly so (23 + or - 10 vs. 26 + or - 10%, p=0.09). hs-CRP (4.57 + or - 5.35 vs. 1.88 + or - 2.75 mg/dl, p<0.001), brain natriuretic peptide (BNP) (1621 + or - 1361 vs. 736 + or - 914 pg/ml, p<0.001), and creatinine (1.7 + or - 1.7 vs. 1.2 + or - 0.6 mg/dl, p=0.015) levels were significantly higher in CHF patients with cardiac mortality. Using stepwise multivariate Cox proportional hazards regression analyses, hs-CRP proved to be a significant independent predictor of cardiac death (hazard ratio: 1.1, 95%CI: 1.05-1.15, p<0.001).
Conclusions:
hs-CRP can provide additional prognostic information for the risk stratification of CHF patients. These insights might ultimately also affect the treatment of CHF patients.
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