血浆同型半胱氨酸水平与急性缺血性脑卒中患者的卒中复发及死亡关系的研究

被引:40
作者
岳伟 [1 ]
吴昊 [1 ]
石志鸿 [1 ]
张雅静 [1 ]
王慧 [1 ]
李新 [2 ]
王林 [2 ]
纪勇 [1 ]
机构
[1] 天津市环湖医院神经内科
[2] 天津医科大学第二医院神经内科
关键词
同型半胱氨酸; 急性缺血性脑卒中; 卒中复发; 死亡率; 预后;
D O I
暂无
中图分类号
R743.3 [急性脑血管疾病(中风)];
学科分类号
1002 ;
摘要
目的探讨血浆同型半胱氨酸(Hcy)水平与急性缺血性脑卒中患者卒中复发及死亡的关系。方法连续选择自2005年9月至2011年3月天津市环湖医院神经内科收治的3799例首发缺血性脑卒中住院患者, 收集其人口学信息及临床资料。所有患者在入院24 h内测定血浆Hcy水平, 根据Hcy水平分为正常Hcy组(Hcy<15 μmol/L, n=2267)和高同型半胱氨酸血症(HHcy)组(Hcy≥15 μmol/L, n=1532)。对入组患者随访3年, 采用COX比例风险回归模型分析Hcy水平与脑卒中复发及死亡的关系。结果经过3年随访, 702例患者脑卒中复发, 303例患者死亡。HHcy组比正常Hcy组的脑卒中复发率(21.8%vs. 16.2%)和死亡率(11.2%vs. 5.8%)明显增高, 差异有统计学意义(P<0.05)。调整年龄、性别、糖尿病、高脂血症、饮酒、吸烟、高尿酸血症、低密度脂蛋白、载脂蛋白B/载脂蛋白AI比值、空腹血糖等危险因素后, HHcy组比正常Hcy组的脑卒中复发风险[风险比(HR)=1.101, 95%可信区间(CI)=1.037~1.257, P=0.002]和死亡风险(HR=1.701, 95%CI= 1.040~2.283, P=0.000)均显著增加, 差异有统计学意义。进一步亚组分析表明, 大动脉粥样硬化性脑卒中亚组中, HHcy组的脑卒中复发风险(调整后HR=1.071, 95%CI=1.037~1.106, P=0.003)和死亡风险(HR= 1.860, 95%CI= 1.120~2.970, P=0.001)显著高于正常Hcy组, 差异有统计学意义;而在小血管闭塞性脑卒中亚组中, HHcy组与正常Hcy组脑卒中复发风险(HR=0.731, 95%CI=0.043~1.205, P=0.058)和死亡风险(HR= 0.770, 95%CI=0.290~2.340, P=0.061)差异无统计学意义。结论 Hcy水平是急性缺血性脑卒中患者卒中复发及死亡的危险因素。
引用
收藏
页码:654 / 659
页数:6
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