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Published on: February 26, 2013
Blood Plasma Resistin and Atrial Fibrillation in Patients With Cardiovascular Disease
George Samanidis1,2, Anastasios Gkogkos1, Stefanos Bousounis1
1Laboratory of Experimental Surgery and Surgical Research "N.S. Christeas", Athens Medical School, National and Kapodistrian University of Athens, Athens, Greece.
Insights
Higher resistin levels are linked to permanent atrial fibrillation (AF) in cardiovascular disease patients. This finding suggests resistin may play a role in AF development and progression.
Area of Science:
- Cardiology
- Endocrinology
- Biochemistry
Background:
- Atrial fibrillation (AF) significantly impacts patient quality of life and prognosis.
- Resistin is a key mediator in inflammatory responses.
- Understanding factors associated with AF is crucial for cardiovascular disease management.
Purpose of the Study:
- To investigate the association between plasma resistin levels and permanent atrial fibrillation (PAF) in patients with cardiovascular disease.
- To determine if resistin concentration differs between patients with and without PAF.
Main Methods:
- A cohort of 146 cardiovascular disease patients was analyzed.
- Plasma resistin concentrations were measured.
- Patients were categorized into AF and NonAF groups for comparative analysis using regression models.
Main Results:
- No significant demographic differences (age, gender, BMI) were found between groups.
- Patients with PAF exhibited significantly higher median resistin levels (6.90 ng/mL) compared to the NonAF group (5.83 ng/mL).
- Multivariate analysis confirmed resistin as an independent predictor associated with PAF.
Conclusions:
- Plasma resistin levels are significantly higher in patients with permanent atrial fibrillation.
- Resistin is associated with permanent atrial fibrillation in cardiovascular disease patients.
- These findings highlight resistin's potential role in the pathophysiology of AF.
Background:
Atrial fibrillation (AF) affects quality of life and prognosis of patients with cardiovascular disease. Resistin plays an important role in inflammatory response to internal and external factors. The aim of this study is to evaluate the association between resistin and permanent AF (PAF) in patients with cardiovascular disease.
Methods:
In our study, we included 146 patients with cardiovascular disease. Plasma resistin concentrations and demographic characteristics of patients were recorded. The patients were divided in two groups: 118 patients without a history of PAF (NonAF group), and 28 patients with a history of PAF (AF group). Association of resistin with PAF and other variables was examined by parametric and non-parametric tests, and multivariable linear and univariable logistic regression analysis.
Results:
No differences of demographic characteristics (gender, age and body mass index (BMI)) between two groups were observed (P > 0.05). Higher median levels of resistin were observed in group AF than in group NonAF (6.90 ng/mL vs. 5.83 ng/mL, P = 0.03). Multivariate linear regression analysis (adjusted to gender, age, BMI, hypertension, diabetes mellitus, coronary artery disease, and mitral valve disease) showed that resistin was associated with PAF (β = 0.79, 95% confidence interval (CI): 0.08 to 1.51, P = 0.03).
Conclusions:
Our analysis showed that plasma resistin was associated with PAF, and resistin concentration was higher in patients with AF compared to those without AF.
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