摘要
目的:探讨桂枝汤加减对慢性心衰(chronic heart failure,CHF)患者心功能及脑钠肽前体水平的影响。方法:将120例CHF患者随机分为对照组(60例)和治疗组(60例),对照组患者采用西药进行基础治疗,治疗组患者在西药治疗的基础上予桂枝汤加减治疗,连续治疗8周,随访12个月,比较两组患者左心室射血分数(LVEF)、左室收缩末期内径(LVESD)和左室舒张末期容积(LVEDV)、N末端脑钠肽前体(NT-pro BNP)、运动能力(6 min步行试验)、明尼苏达心力衰竭生活质量评分(MLHFQ)和主要不良心血管事件(MACE)发生情况。结果:治疗后6个月,两组患者LVEF均较治疗前明显增加(P<0.05),LVESD和LVEDV均较治疗前显著降低(P<0.05),且治疗组患者治疗后LVEF高于对照组,LVESD和LVEDV均低于对照组(P<0.05)。治疗后两组患者NT-pro BNP水平均较治疗前明显降低(P<0.05),且治疗组患者治疗后NT-pro BNP水平显著低于对照组(P<0.05)。两组患者治疗后6 min步行试验结果均较治疗前明显增加(P<0.05),MLHFQ总分均较治疗前明显降低(P<0.05),且治疗组患者治疗后6 min步行试验结果高于对照组(P<0.05),MLHFQ总分低于对照组(P<0.05);治疗后12个月内,治疗组MACE发生率为10.00%,对照组MACE发生率为25.00%,治疗组低于对照组(P<0.05)。两组均无死亡病例,治疗组MACE发生风险显著低于对照组[HR=0.373,95%CI(0.158,0.877),P=0.032]。结论:桂枝汤加减能显著改善CHF患者的心功能,降低脑钠肽前体水平,并可以提高患者的活动水平和生活质量。
引文
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