血清同型半胱氨酸和定量脑电图与脑出血预后的相关性研究
摘要:
目的:探讨入院血清同型半胱氨酸水平与定量脑电图指标对于脑出血患者不良预后的预测价值。方法:回顾性连续收集2017年1月至2022年12月在开滦总医院神经内科重症加强治疗病房诊治的出血性卒中患者89例临床资料。根据出院30 d后的改良Rankin评分(modified Rankin scale,mRS)将患者分为两组:预后良好组(mRS≤2分)、预后不良组(mRS 3~6分)。收集患者临床资料、定量脑电图(quantitative electroencephalogram,qEEG)监测16导联各脑区相关脑电指标。出血预后的影响因素分析采用多因素Logistic回归分析。采用受试者特征(receiver operating characteristic,ROC)曲线分析脑电相关指标及入院同型半胱氨酸预测出血性卒中患者出现不良预后的价值。结果:(1)脑出血预后不良组年龄大于预后良好组[(66.51±13.64)岁比(60.53±11.69)岁],
t=2.15,
P=0.034;入院血清同型半胱氨酸水平显著高于预后良好组[17.28(15.52,24.72)mmol/L比14.50(10.28,16.00)mmol/L,
Z=4.14,
P<0.001]。(2)脑出血预后不良组10-20导联中Fp1-2、F4、C4、P4、F8、T4导联δ脑波功率值高于预后良好组[87.99(41.57,196.69)比50.67(26.64,54.75),
Z=2.76,
P=0.006];[79.17(40.71,200.00)比45.06(20.22,61.00),
Z=2.10,
P=0.036];[72.64(34.97,219.78)比34.42(19.81,63.4),
Z=2.03,
P=0.043];[65.06(33.36,177.45)比28.12(15.88,63.36),
Z=2.08,
P=0.038];[52.92(25.64,187.91)比23.61(11.67,43.26),
Z=2.21,
P=0.027];[66.67(32.56,180.76)比36.31(17.2,53.78),
Z=2.46,
P=0.014];[57.30(25.24,127.04)比29.57(11.91,41.89),
Z=2.26,
P=0.024]. Fp1-2、F3、F4、C3、C4、P3-4、O1、F7-8、T3-4导联θ脑波功率值高于预后良好组[77.45(47.63,138.72)比35.88(20.92,44.81),
Z=3.50,
P<0.001];[77.05(35.16,120.22)比38.74(19.86,58.09),
Z=2.27,
P=0.023];[85.24(52.53,147.90)比35.42(14.7,52.59),
Z=2.61,
P=0.009];[75.81(37.90,124.97)比36.85(17.92,55.43),
Z=2.30,
P=0.021];[72.00(43.92,123.54)比28.37(14.02,51.9),
Z=2.22,
P=0.027];[67.08(32.01,104.05)比31.32(17.98,45.28),
Z=2.10,
P=0.035];[55.33(32.29,94.30)比25.64(11.87,34.01),
Z=2.24,
P=0.025];[48.84(20.64,96.28)比19.85(9.83,28.58),
Z=2.30,
P=0.022];[48.46(25.06,81.78)比23.95(8.80,29.16),
Z=2.51,
P=0.012];[64.46(39.38,112.44)比26.85(15.74,39.58),
Z=2.80,
P=0.005];[65.68(31.78,102.00)比31.09(15.98,46.96),
Z=2.38,
P=0.017];[45.26(28.34,73.14)比21.45(10.57,36.59),
Z=2.04,
P=0.042];[43.50(22.58,78.67)比25.45(11.91,32.26),
Z=2.22,
P=0.027];Fp1-2、F3-4、C3-4、P4、F7-8、T4、全脑平均导联慢波指数功率值高于预后良好组[6.64(2.98,10.42)比3.65(2.31,4.30),
Z=2.65,
P=0.01];[6.53(3.96,11.65)比3.53(2.56,4.51),
Z=2.30,
P=0.022];[7.38(4.62,13.12)比3.83(1.70,4.71),
Z=2.38,
P=0.017];[5.88(4.02,12.15)比3.18(2.21,4.46),
Z=2.29,
P=0.022];[6.13(3.83,11.22)比2.97(1.53,4.58),
Z=2.01,
P=0.044];[6.07(3.53,9.39)比2.74(2.00,3.81),
Z=2.40,
P=0.016];[4.11(2.51,9.23)比2.18(1.37,2.82),
Z=2.25,
P=0.024];[5.71(3.81,10.44)比3.22(1.86,4.04),
Z=2.28,
P=0.023];[6.00(3.65,10.37)比3.04(2.00,4.00),
Z=2.39,
P=0.017];[4.08(2.56,8.33)比2.08(1.60,3.14),
Z=2.50,
P=0.013],其中全脑平均慢波指数导联差异有统计学意义[5.45(3.31,10.08)比3.17(2.02,4.88),
Z=3.62,
P=0.005]。(3)Logistic 回归结果显示,入院血清同型半胱氨酸(homocysteine,HCY)值(
OR 1.311,95%
CI 1.008~1.705,
P=0.044)、入院国立卫生研究院卒中量表(national institutes of health stroke scale,NIHSS)评分(
OR1.588,95%
CI 1.074~2.349,
P=0.020)和全脑平均慢波指数(
OR 8.596,95%
CI 1.088~67.889,
P=0.041)是脑出血预后不良的影响因素。(4)通过绘制ROC曲线,发现入院HCY值、全脑平均慢波指数、入院NIHSS评分预测脑出血不良预后的ROC曲线下面积(area under curve,AUC)分别为0.768(95%
CI 0.665~0.872)、0.743(95%
CI 0.634~0.852)、0.896(95%
CI 0.827~0.965),截断值分别为15.67,3.62,8.50,灵敏度分别为77.8%、71.1%、68.9%,特异度分别为59.4%、68.7%、100.0%,约登指数分别为0.372、0.398、0.689。
结论:脑出血急性期,脑电生理表现为δ、θ、慢波指数在全脑出现增多。入院HCY值越高,提示脑出血患者预后越差。入院HCY值、全脑平均慢波指数对急性脑出血不良预后有一定预测价值。
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作者:
欧亚,张萍淑,元小冬,张丽丽,王京,赵营,徐斌,马倩
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刊名:
中国综合临床
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年期:
2024.2