抗凝门诊中非瓣膜病心房颤动卒中高危人群服用华法林的影响因素分析Predictors of warfarin persistence in non-valvular atrial fibrillation patients with high risk of stroke in anticoagulation clinic
王佳丽,高鹏,范静波,程中伟,邓华,程康安,方全
摘要(Abstract):
目的分析影响非瓣膜病心房颤动(房颤)卒中高危人群(CHA2DS2-VASc评分≥2分者)启用华法林和坚持服用华法林治疗的因素。方法纳入2011年8月至2015年4月北京协和医院抗凝门诊及住院登记注册的非瓣膜病房颤且CHA2DS2-VASc评分≥2分患者,除外射频消融患者,分为接受华法林治疗的华法林组和未接受华法林治疗的对照组。比较两组患者基本情况,用logistic回归分析影响华法林使用的因素,Kaplan-Meier曲线和Cox回归分析华法林组坚持服药患者的情况及其影响因素。结果共480例患者(华法林组245例,对照组235例)纳入分析,平均随访时间为(40.0±11.5)个月。血栓栓塞史(OR 2.447,95%CI 1.435~4.171,P=0.001)、慢性心力衰竭史(OR2.009,95%CI 1.084~3.724,P=0.027)、持续性房颤(OR 2.231,95%CI 1.448~3.437,P=0.0001)患者华法林使用率高,而贫血(OR 0.479,95%CI 0.238~0.964,P=0.039)、服用中药(OR 0.638,95%CI 0.456~0.891,P=0.008)以及长期就诊医院距离较远(OR 0.759,95%CI 0.610~0.945,P=0.014)患者华法林使用率较低。华法林组随访期间176例(71.8%)坚持服用华法林,Kaplan-Meier曲线中华法林组患者坚持服药率1年为78.3%,3年为71.0%。入组前服用华法林患者中76例(80.0%,76/95)坚持服用华法林,新启用华法林患者中100例(66.7%,100/150)坚持服用华法林,前者坚持服药率明显高于后者(P=0.008)。与华法林停用相关的因素为新启用华法林(HR 1.786,95%CI 1.029~3.100,P=0.039)、服用中药(HR 1.687,95%CI 1.201~2.370,P=0.003)、长期就诊医院距离较远(HR 1.446,95%CI 1.121~1.865,P=0.005)。结论抗凝门诊中,服用中药和长期就诊医院距离较远等因素影响华法林启用和坚持抗凝,明确影响华法林抗凝治疗相关因素有助于提高患者的依从性。
关键词(KeyWords): 心房颤动;抗凝治疗;华法林
基金项目(Foundation): 基金项目:北京市科委中国人房颤抗凝治疗最佳强度范围的比较效果研究(D11110700300000)
作者(Author): 王佳丽,高鹏,范静波,程中伟,邓华,程康安,方全
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