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High red blood cell distribution width and preclinical carotid atherosclerosis

机译:高红细胞分布宽度和临床前颈动脉粥样硬化

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摘要

Background: Preclinical carotid atherosclerosis is associated with future risk of stroke. Data regarding the correlation between carotid atherosclerosis and biomarkers, which might predict the risk for the disease has been inconsistent and conflicting. Red blood cell distribution width (RDW) is also related to adverse clinical outcomes. Studies examining the relationship between RDW and preclinical and clinical carotid atherosclerosis were non-conclusive.Objective: To study the association between RDW and preclinical carotid atherosclerosis in a large heterogeneous cohort.Methods: Patients underwent Doppler ultrasound of the common carotid artery and Carotid Intima Media Thickness (CIMT). Advanced CIMT software analyzed over 100 samples in each exam. Blood samples for RDW were obtained on the same day. Logistic regression was used to evaluate the correlation between RDW and preclinical carotid atherosclerosis.Results: Five hundred and twenty-two consecutive patients were included, with a mean age of 6.611. A cut-off value of 14.1% was used to differentiate between high and low RDW groups. The higher RDW group (RDW above 14.1%) was significantly older and with more cardiovascular risk factors. In a multivariate analysis, in all the patients including those treated by lipid modifying therapies, high RDW was significantly associated with advanced CIMT (OR=2.35, CI 95% 1.28-4.30, p=0.006). This association remained significant in subgroups of non-diabetic patients as well as patients not treated by lipid modifying drugs. RDW was also associated with significant carotid artery stenosis (OR=1.77, CI 95% 1.12-2.82, p=0.015).Conclusions: High RDW correlates with increased risk for preclinical and clinical carotid atherosclerosis.
机译:背景:临床前颈动脉粥样硬化与中风的未来风险有关。关于颈动脉粥样硬化与生物标志物之间相关性的数据不一致且相互矛盾,这些数据可能会预测该疾病的风险。红细胞分布宽度(RDW)也与不良的临床结果有关。目的:研究在大型异质性队列研究中RDW与临床前颈动脉粥样硬化之间的关系。方法:对患者进行颈总动脉多普勒超声检查和颈内膜中膜厚度(CIMT)。先进的CIMT软件在每次检查中分析了100多个样本。当天获得RDW的血样。结果:共纳入522例患者,平均年龄为6.611岁。该方法用于评估RDW与临床前颈动脉粥样硬化之间的相关性。临界值14.1%用于区分高和低RDW组。较高的RDW组(RDW高于14.1%)明显更老,并且具有更多的心血管危险因素。在多变量分析中,在所有患者中,包括通过脂质修饰疗法治疗的患者,高RDW与晚期CIMT显着相关(OR = 2.35,CI 95%1.28-4.30,p = 0.006)。在非糖尿病患者的亚组以及未经脂质修饰药物治疗的患者中,这种关联仍然很显着。 RDW也与颈动脉狭窄相关(OR = 1.77,CI 95%1.12-2.82,p = 0.015)。结论:高RDW与临床前和临床颈动脉粥样硬化风险增加相关。

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  • 来源
    《Biomarkers》 |2015年第8期|376-381|共6页
  • 作者单位

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel|Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Internal Med T, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel|Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Internal Med T, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Internal Med D&E, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

    Tel Aviv Univ, Sackler Sch Med, Tel Aviv Med Ctr, Dept Cardiol, IL-69978 Tel Aviv, Israel;

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  • 正文语种 eng
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  • 关键词

    Biomarkers; carotid disease; CIMT; coronary artery disease; fibrinogen; glucose; HbA1c; hs-CRP; inflammation; RDW;

    机译:生物标志物;颈动脉疾病;CIMT;冠状动脉疾病;纤维蛋白原;葡萄糖;HbA1c;hs-CRP;炎症;RDW;

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