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机构地区:[1]湖北省荆州市中心医院心血管内科,434020
出 处:《医学研究杂志》2014年第2期149-152,共4页Journal of Medical Research
摘 要:目的探讨双心室起搏治疗房室传导阻滞是否会降低病死率及发生率。方法回顾性分析245例心力衰竭患者伴房室传导阻滞病例(男性164例,女性81例),患者年龄58.5±6.9岁,将其分为右心室起搏治疗组(120例),双心室起搏治疗组(125例),术后随访患者全因病死率、心力衰竭病死率、心力衰竭住院率以及左心室收缩末容积指数增加15%的发生率。结果随访时间24.0±11.6个月,双心室起搏治疗组全因死亡13例(10.4%),心力衰竭死亡6例(4.8%),心力衰竭住院50例(40%),左心室收缩末容积指数增加15%的病例数33例(26.4%);右心室起搏治疗组全因死亡25例(20.83%),心力衰竭死亡15例(12.5%),心力衰竭住院66例(55%),左心室收缩末容积指数增加15%的病例数48例(40%)。因此与右心室起搏治疗相比,双心室起搏治疗能降低心力衰竭患者全因病死率(OR=0.44,95%CI:0.21-0.91)、心力衰竭病死率(OR=0.35,95%El:0.13-0.94)、心力衰竭住院率(OR=0.55,95%CI:0.33-0.91)以及减少左心室收缩功能恶化率(OR=0.54,95%CI:0.31-0.92)。结论双心室起搏优于右心室起搏治疗房室传导阻滞伴左心室收缩功能不全的心力衰竭患者。Objective Whether biventricular pacing can reduce the mortality and morbidity in patients with atriventricular block.Methods Totally 245 patients with atrioventricular block and heart failure (male 164 cases, female 81 cases) were retrospective ana- lyzed. They were divided into right ventricular pacing group (120 cases) and biventricular pacing group (125 cases), and were followed for an average of 24 months. The primary outcome were all - cause mortality, heart failure mortality, heart failure hospitalization rate and a 15% or more increase in the left ventricular end - systolic volume index. Results Compared with right ventricular pacing, biventricular pacing can reduce all - cause mortality( OR = 0.44, 95% CI:0.21 - 0.91 ) , heart failure mortality ( OR = 0.35, 95% CI:0. 13 - 0. 94), heart failure hospitalization (OR =0.55, 95% CI:0.33 -0.91) and lighten the deterioration of left ventricular systolic function ( OR = 0.5g, 95% CI (0.3! - 0.92) in patients with atrioventricular block and heart failure. Conclusion Biventricular pacing is supe- rior to right ventricular pacing in heart failure patients with atrioventricular block and left ventricular systolic dysfunction.
关 键 词:心力衰竭 房室传导阻滞 双心室起搏 右心室起搏左心室收缩功能
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