A Study of Cardiogenic Stroke Risk in Non-valvular Atrial Fibrillation Patients.

A Study of Cardiogenic Stroke Risk in Non-valvular Atrial Fibrillation Patients.
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非瓣膜性心房颤动患者心源性中风风险的研究

DOI:
10.3389/fcvm.2020.604795
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发表时间:
2020
影响因子:
3.6
通讯作者:
Liu X
Liu X
中科院分区:
医学3区
文献类型:
--
作者:
Song Z;Xu K;Hu X;Jiang W;Wu S;Qin M;Liu X

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目的:我们试图开发更精确的量化风险模型来预测非瓣膜性房颤(NVAF)患者的心源性卒中风险。研究方法:我们进行了一项病例对照研究,使用的数据来自在上海胸科医院接受经食管超声心动图检查的AF住院患者。共有233例左心耳血栓(LAT)或左心房自发超声造影(LA-SEC)的高心源性卒中风险患者和233例年龄、性别、AF类型匹配的对照。结果如下:房颤病史、左心房内径增大、左心室舒张末期内径增大、射血分数降低、血尿酸(SUA)和脑钠肽(BNP)水平升高与卒中风险增高相关。多因素Logistic回归分析显示,房颤持续时间、左房内径(LAd)、左室射血分数(LVEF)、SUA和BNP是LAT/LA-SEC的独立危险因素。我们使用LAd、LVEF、SUA和BNP构建NVAF患者卒中高风险的联合预测模型(ROC曲线下面积:0.784;灵敏度66.1%;特异性76.8%; 95%CI 0.744-0.825,P < 0.001)。结论:综合评价LAd、LVEF、SUA和BNP有助于对非瓣膜性房颤患者心源性卒中风险进行分层,指导抗凝治疗。
Objectives: We attempted to develop more precisely quantified risk models for predicting cardiogenic stroke risk in non-valvular atrial fibrillation (NVAF) patients. Methods: We conducted a case-control study, using data from hospitalized patients with AF who underwent transesophageal echocardiography at Shanghai Chest Hospital. A total of 233 high cardiogenic stroke risk patients with left atrial appendage thrombus (LAT) or left atrial spontaneous echo contrast (LA-SEC) and 233 controls matched for age, sex, AF type. Results: AF history, LA diameter enlargement, larger left ventricular end diastolic diameter, lower ejection fraction, greater serum uric acid (SUA), and brain natriuretic peptide (BNP) levels showed association with high stroke risk. The multivariate logistic regression analysis revealed that AF duration, left atrial diameter (LAd), left ventricular ejection fraction (LVEF), SUA, and BNP were independent risk factors of the LAT/LA-SEC. We used LAd, LVEF, SUA, and BNP to construct a combined predictive model for high stroke risk in NVAF patients (the area under ROC curve: 0.784; sensitivity 66.1%; specificity 76.8%; 95% CI 0.744–0.825, P < 0.001). Conclusion: Comprehensive evaluation of LAd, LVEF, SUA, and BNP may help stratify the cardiogenic stroke risk among non-valvular AF patients, guiding anticoagulation therapy.
血清尿酸与心房颤动之间的关联:一项基于中国社区的横断面研究。
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