三酰甘油/高密度脂蛋白胆固醇比值与原发性高血压病人臂踝脉搏波速度的相关性科研
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">引用本文:</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"> 曾荣, 郑恪扬, 闫家富, 等. 三酰甘油/高密度脂蛋白胆固醇比值与原发性高血压<span style="color: black;">病人</span>臂踝脉搏波速度的<span style="color: black;">关联</span>性<span style="color: black;">科研</span> . 中国全科医学, 2022, 25(2) : 153-158. DOI: </p>10.12114/j.issn.1007-9572.2021.01.223.
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><span style="color: black;">初期</span><span style="color: black;">发掘</span>心血管<span style="color: black;">疾患</span>危险<span style="color: black;">原因</span>对预防心血管<span style="color: black;">疾患</span><span style="color: black;">出现</span>及降低死亡率<span style="color: black;">拥有</span>重要的<span style="color: black;">道理</span>。高的低密度脂蛋白胆固醇(LDL-C)水平、低的高密度脂蛋白胆固醇(HDL-C)水平以及高甘油三酯血症是心血管<span style="color: black;">疾患</span>的<span style="color: black;">重点</span>危险<span style="color: black;">原因</span>,LDL-C和HDL-C的比值(LDL-C/HDL-C比值)<span style="color: black;">更加是</span>预测冠心病的经典脂质指标。但<span style="color: black;">有些</span><span style="color: black;">科研</span><span style="color: black;">显示</span>空腹三酰甘油(TG)和HDL-C的比值(TG/HDL-C比值)<span style="color: black;">能够</span>更好地反映脂质组分之间的相互<span style="color: black;">功效</span>。有<span style="color: black;">科研</span><span style="color: black;">发掘</span>,TG/HDL-C比值与LDL-C水平呈正<span style="color: black;">关联</span>。有<span style="color: black;">科研</span><span style="color: black;">已然</span>证实在健康人群和高危人群中,TG/HDL-C比值<span style="color: black;">上升</span>是不良心血管事件<span style="color: black;">出现</span>的独立预测因子,TG/HDL-C比值<span style="color: black;">能够</span>比单一的脂质指标或LDL-C/HDL-C比值更好地预测不良心血管事件的<span style="color: black;">出现</span>。在中年时期,心血管代谢<span style="color: black;">反常</span><span style="color: black;">能够</span><span style="color: black;">增多</span>终生心血管<span style="color: black;">疾患</span>及死亡的<span style="color: black;">危害</span>,与心血管代谢<span style="color: black;">危害</span><span style="color: black;">关联</span>的<span style="color: black;">原因</span><span style="color: black;">重点</span>为胰岛素抵抗及高胰岛素血症。近期的<span style="color: black;">科研</span>证实,TG/HDL-C比值<span style="color: black;">能够</span><span style="color: black;">做为</span>高胰岛素-正葡萄糖钳夹<span style="color: black;">实验</span>和胰岛素抵抗的稳态模型<span style="color: black;">评定</span>的替代指标,<span style="color: black;">能够</span>有效<span style="color: black;">评定</span>胰岛素抵抗状态。胰岛素抵抗不仅是动脉硬化的独立危险<span style="color: black;">原因</span>,<span style="color: black;">况且</span>参与高血压的<span style="color: black;">出现</span>。关于TG/HDL-C比值与动脉硬化之间的临床<span style="color: black;">科研</span>证据较少,且已有<span style="color: black;">科研</span>的人群为健康人群或糖尿病人群,关于TG/HDL-C比值在高血压人群中<span style="color: black;">评定</span>动脉硬化的临床<span style="color: black;">科研</span>较少。描述<span style="color: black;">区别</span>TG/HDL-C比值组<span style="color: black;">病人</span>动态血压参数特点的<span style="color: black;">科研</span><span style="color: black;">亦</span>较少。<span style="color: black;">因此呢</span>,本<span style="color: black;">科研</span>回顾了<span style="color: black;">区别</span>TG/HDL-C比值原发性高血压<span style="color: black;">病人</span>的动态血压变化<span style="color: black;">状况</span>及臂踝脉搏波速度(ba-PWV),分析<span style="color: black;">区别</span>TG/HDL-C比值<span style="color: black;">病人</span>血压特点,并构建多元线性回归模型分析TG/HDL-C比值与ba-PWV的<span style="color: black;">关联</span>性。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;"><span style="color: black;">本<span style="color: black;">科研</span>已知内容:</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">三酰甘油(TG)/高密度脂蛋白胆固醇(HDL-C)比值容易<span style="color: black;">得到</span>,可更好地预测不良心血管事件的<span style="color: black;">出现</span>,可更好地反映脂质组分之间的相互<span style="color: black;">功效</span>,<span style="color: black;">能够</span><span style="color: black;">做为</span>胰岛素抵抗的稳态模型<span style="color: black;">评定</span>的替代指标。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;"><span style="color: black;">本<span style="color: black;">科研</span>新<span style="color: black;">发掘</span>:</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">(1)原发性高血压<span style="color: black;">病人</span>年龄越大、24 h平均收缩压越高、空腹血糖水平越高、TG/HDL-C比值越大,臂踝脉搏波速度(ba-PWV)越高;(2)TG/HDL-C比值与ba-PWV存在独立<span style="color: black;">相关</span>性,<span style="color: black;">能够</span>反映<span style="color: black;">初期</span>动脉硬化<span style="color: black;">状况</span>;(3)TG/HDL-C比值可反映高血压人群的动态血压<span style="color: black;">状况</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">1 对象与<span style="color: black;">办法</span>1.1 <span style="color: black;">科研</span>对象</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">采用回顾性<span style="color: black;">科研</span>,<span style="color: black;">选择</span>2014年8月至2015年12月首都医科大学<span style="color: black;">附庸</span>北京安贞医院高血压科病房的原发性高血压<span style="color: black;">病人</span>439例,其中男267例、女172例,合并2型糖尿病131例、合并高脂血症350例。诊断标准:原发性高血压符合《中国高血压防治指南(2018年修订版)》诊断标准;2型糖尿病符合《中国2型糖尿病防治指南(2020年版)》诊断标准;高脂血症符合《中国成人血脂<span style="color: black;">反常</span>防治指南(2016年修订版)》诊断标准。纳入标准:18~80岁,知情同意并接受病情<span style="color: black;">关联</span>临床诊疗<span style="color: black;">办法</span>的原发性高血压<span style="color: black;">病人</span>。排除标准:继发性高血压<span style="color: black;">病人</span>,肝功能不全<span style="color: black;">病人</span>,心功能不全<span style="color: black;">病人</span>,急性心肌梗死<span style="color: black;">病人</span>,妊娠和哺乳期<span style="color: black;">病人</span>,精神<span style="color: black;">疾患</span><span style="color: black;">病人</span>,1型糖尿病<span style="color: black;">病人</span>,动态血压有效数据<75%<span style="color: black;">病人</span>,病历资料不完整<span style="color: black;">病人</span>。本<span style="color: black;">科研</span><span style="color: black;">得到</span>北京安贞医院医学伦理委员会<span style="color: black;">准许</span>(编号:2021043X)。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">1.2 <span style="color: black;">科研</span><span style="color: black;">办法</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">(1)收集<span style="color: black;">病人</span><span style="color: black;">通常</span>资料:所有入选<span style="color: black;">病人</span>入院后询问病史,记录<span style="color: black;">病人</span>性别、年龄、既往史(糖尿病史、高脂血症史)、吸烟史(既往或<span style="color: black;">此刻</span>有吸烟的<span style="color: black;">行径</span>)、饮酒史(既往或<span style="color: black;">此刻</span>饮用任何含有乙醇<span style="color: black;">成份</span>饮料的<span style="color: black;">行径</span>);并<span style="color: black;">测绘</span>身高、体质量,计算体质指数(BMI)。(2)血生化指标<span style="color: black;">检测</span>:于清晨抽取静脉血2 ml,测定血肌酐、总胆固醇、TG、LDL-C、HDL-C、血尿酸、空腹血糖,并计算TG/HDL-C比值。(3)24 h动态血压测定:<span style="color: black;">病人</span>均<span style="color: black;">运用</span>无创携带式动态血压监测仪(SpaceLabs 90217)进行<span style="color: black;">测绘</span>,在工作日进行。患者可进行<span style="color: black;">平常</span>活动,但不进行剧烈体育<span style="color: black;">熬炼</span>或运动。日间(定义为6:00~22:00)每15 min<span style="color: black;">测绘</span>一次血压和心率,夜间(定义为22:00~6:00)每30 min<span style="color: black;">测绘</span>一次血压和心率。计算24 h平均收缩压、24 h平均舒张压、24 h平均心率、日间平均收缩压、日间平均舒张压、日间平均心率、夜间平均收缩压、夜间平均舒张压、夜间平均心率、收缩压夜间下降率、舒张压夜间下降率,记录勺型血压<span style="color: black;">出现</span><span style="color: black;">状况</span>。夜间下降率=(日间平均血压-夜间平均血压)/日间平均血压。(4)ba-PWV<span style="color: black;">检测</span>:采用ba-PWV<span style="color: black;">评定</span>动脉受累<span style="color: black;">状况</span>,用VP-1000〔欧姆龙自动化(中国)有限<span style="color: black;">机构</span>〕自动动脉硬化测试仪在25 ℃<span style="color: black;">上下</span>室温下<span style="color: black;">测绘</span>。<span style="color: black;">病人</span>在<span style="color: black;">检测</span>当天避免吸烟、暴饮暴食、饮酒或摄入咖啡因。<span style="color: black;">病人</span>取仰卧位,双手置于身体两侧,手掌向上,静息15 min后<span style="color: black;">测绘</span>ba-PWV。<span style="color: black;">同期</span><span style="color: black;">测绘</span>双侧ba-PWV,重复两次,取平均值为<span style="color: black;">最后</span>结果。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">1.3 分组<span style="color: black;">状况</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">计算TG/HDL-C比值,TG/HDL-C比值=空腹TG(mmol/L)/HDL-C(mmol/L)。<span style="color: black;">按照</span>TG/HDL-C比值将<span style="color: black;">病人</span>等分成低分位组(</span><span style="color: black;">n</span><span style="color: black;">=219,TG/HDL-C比值< 1.508 )、高分位组(</span><span style="color: black;">n</span><span style="color: black;">=220,TG/HDL-C比值≥1.508)。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">1.4 统计学<span style="color: black;">办法</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">采用统计软件包R和EmpowerStats软件进行数据分析。计数资料以相对数<span style="color: black;">暗示</span>,组间比较采用χ2检验;正态分布的计量资料以(</span></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p26-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/1afdee0553684290b4f41c15e87a0aaa~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728088481&x-signature=ftE7un55H8PF8v77ePoLGrRw3ZA%3D" style="width: 50%; margin-bottom: 20px;"></div>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">±</span><span style="color: black;">s</span><span style="color: black;">)<span style="color: black;">暗示</span>,组间比较采用成组</span><span style="color: black;">t</span><span style="color: black;">检验;偏态分布的计量资料以</span><span style="color: black;">M</span><span style="color: black;">(</span><span style="color: black;">P</span><span style="color: black;">25,</span><span style="color: black;">P</span><span style="color: black;">75)<span style="color: black;">暗示</span>,组间比较采用Mann-Whitney </span><span style="color: black;">U</span><span style="color: black;">检验;ba-PWV的<span style="color: black;">关联</span>性采用多元线性逐步回归分析。以</span><span style="color: black;">P</span><span style="color: black;"><0.05为差异有统计学<span style="color: black;">道理</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">2 结果2.1 两组原发性高血压<span style="color: black;">病人</span>的<span style="color: black;">通常</span>资料及血生化指标比较</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">高分位组男性比例、BMI、高脂血症史比例、吸烟史比例、血肌酐水平、总胆固醇水平、TG水平、血尿酸水平、空腹血糖水平、TG/HDL-C比值高于低分位组,年龄、HDL-C水平<span style="color: black;">小于</span>低分位组,差异均有统计学<span style="color: black;">道理</span>(</span><span style="color: black;">P</span><span style="color: black;"><0.05);两组间糖尿病史比例、饮酒史比例、LDL-C水平比较,差异均无统计学<span style="color: black;">道理</span>(</span><span style="color: black;">P</span><span style="color: black;">>0.05)。见表1。</span></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p26-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/d9ac65a9631e4ff58bcee9dd86544035~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728088481&x-signature=42GR4BEDScj8P9hU4zg2BjnT9qs%3D" style="width: 50%; margin-bottom: 20px;"></div>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">表1</span></strong><span style="color: black;">两组原发性高血压<span style="color: black;">病人</span>的<span style="color: black;">通常</span>资料及血生化指标比较</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">Table 1 </span></strong><span style="color: black;">Comparison of general data and blood biochemical indices between two groups of patients with essential hypertension with low or high TG/HDL-C ratio</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">2.2 两组原发性高血压<span style="color: black;">病人</span>24 h动态血压<span style="color: black;">状况</span>及ba-PWV比较</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">高分位组24 h平均收缩压、24 h平均舒张压、日间平均收缩压、日间平均舒张压、夜间平均收缩压、夜间平均舒张压、夜间平均心率、ba-PWV高于低分位组,收缩压夜间下降率、勺型血压比例<span style="color: black;">小于</span>低分位组,差异均有统计学<span style="color: black;">道理</span>(</span><span style="color: black;">P</span><span style="color: black;"><0.05)。两组原发性高血压<span style="color: black;">病人</span>24 h平均心率、日间平均心率、舒张压夜间下降率比较,差异均无统计学<span style="color: black;">道理</span>(</span><span style="color: black;">P</span><span style="color: black;">>0.05)。见表2。</span></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/f733e744af4047a4a35130dd71208caf~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728088481&x-signature=3nORw16xhGSkoWybkF7veMO8%2BT0%3D" style="width: 50%; margin-bottom: 20px;"></div>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">表2 </span></strong><span style="color: black;">两组原发性高血压<span style="color: black;">病人</span>24 h动态血压<span style="color: black;">状况</span>及ba-PWV比较</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">Table 2 </span></strong><span style="color: black;">Comparison of ambulatory blood pressure parameters and ba-PWV between two groups of patients with essential hypertension with low or high TG/HDL-C ratio</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">2.3 ba-PWV影响<span style="color: black;">原因</span>的多元线性逐步回归分析</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">以ba-PWV(赋值:实测值)为因变量,以性别(赋值:男性=1,女性=2)、年龄(赋值:实测值)、BMI(赋值:实测值)、吸烟史(赋值:吸烟=1,不吸烟=0)、饮酒史(赋值:饮酒=1,不饮酒=0)、血肌酐(赋值:实测值)、总胆固醇(赋值:实测值)、LDL-C(赋值:实测值)、血尿酸(赋值:实测值)、空腹血糖(赋值:实测值)、TG/HDL-C比值(赋值:实测值)、24 h平均收缩压(赋值:实测值)12项<span style="color: black;">按照</span>临床经验判断可能与ba-PWV<span style="color: black;">关联</span>的<span style="color: black;">原因</span>为自变量,进行多元线性逐步回归分析,结果<span style="color: black;">表示</span>,年龄、空腹血糖、TG/HDL-C比值、24 h平均收缩压是ba-PWV的影响<span style="color: black;">原因</span>(</span><span style="color: black;">P</span><span style="color: black;"><0.05),见表3。</span></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p26-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/aa849f78453440b599be33a881a4e104~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728088481&x-signature=9zvSXKCu%2BUxzy8bog5Aq32cuLC4%3D" style="width: 50%; margin-bottom: 20px;"></div>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">表3 </span></strong><span style="color: black;">ba-PWV影响<span style="color: black;">原因</span>的多元线性逐步回归分析</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">Table 3 </span></strong><span style="color: black;">Multiple linear regression analysis of influencing factors of ba-PWV in patients with essential hypertension</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">3 讨论</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">本<span style="color: black;">科研</span>分析了原发性高血压<span style="color: black;">病人</span>TG/HDL-C比值高、低分位组间的24 h动态血压的差异,<span style="color: black;">发掘</span>高分位组24 h、日间、夜间的平均收缩压、平均舒张压及夜间平均心率均<span style="color: black;">显著</span>高于低分位组,但两组24 h平均心率、日间平均心率比较无统计学差异。<span style="color: black;">同期</span>多元线性逐步回归模型<span style="color: black;">科研</span>了TG/HDL-C比值与ba-PWV的<span style="color: black;">关联</span>性,在校正性别、年龄、BMI、吸烟史、饮酒史、血肌酐、血尿酸等可能影响ba-PWV<span style="color: black;">关联</span>的<span style="color: black;">原因</span>后,结果<span style="color: black;">表示</span>TG/HDL-C比值与ba-PWV呈独立正<span style="color: black;">关联</span>。以上结果<span style="color: black;">显示</span>,在高血压<span style="color: black;">病人</span>中,<span style="color: black;">运用</span>TG/HDL-C比值<span style="color: black;">能够</span>有助于<span style="color: black;">发掘</span>动脉硬化和血压<span style="color: black;">上升</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">已有<span style="color: black;">科研</span><span style="color: black;">报告</span>,TG/HDL-C比值与动脉硬化及ba-PWV之间存在正<span style="color: black;">关联</span>,但<span style="color: black;">科研</span>人群为相对健康的人群和糖尿病人群,且<span style="color: black;">评定</span>动脉硬化的指标不一。本<span style="color: black;">科研</span><span style="color: black;">弥补</span>了TG/HDL-C比值在原发性高血压<span style="color: black;">病人</span>中<span style="color: black;">评定</span>动脉硬化的临床<span style="color: black;">科研</span>证据。日本学者SHIMIZU等对130例受试者的健康体检报告进行横断面<span style="color: black;">科研</span>分析,<span style="color: black;">经过</span>心-踝血管指数<span style="color: black;">评定</span>动脉硬化,高TG/HDL-C比值的糖尿病<span style="color: black;">病人</span>〔</span><span style="color: black;">OR</span><span style="color: black;">=3.56,95%</span><span style="color: black;">CI</span><span style="color: black;">(1.50,8.46)〕<span style="color: black;">出现</span>动脉硬化的<span style="color: black;">危害</span>要高于低TG/HDL-C比值的糖尿病<span style="color: black;">病人</span>〔</span><span style="color: black;">OR</span><span style="color: black;">=0.80,95%</span><span style="color: black;">CI</span><span style="color: black;">(0.33,1.90)〕。URBINA等对893例10~26岁的青年受试者利用肱动脉膨胀性、扩张指数和颈动脉-股动脉脉搏波速度<span style="color: black;">评定</span>动脉硬化,<span style="color: black;">发掘</span>TG/HDL-C比值与<span style="color: black;">评定</span>动脉硬化的3个指标呈正<span style="color: black;">关联</span>,是青年人尤其是<span style="color: black;">肥壮</span>的青年人动脉硬化的独立预测因子。WEN等<span style="color: black;">科研</span>对2 278例相对健康受试者构建多元Logistic回归模型,在校正年龄、BMI、收缩压、舒张压、LDL-C、空腹血糖、血尿酸和估算肾小球滤过率(eGFR)等可能影响动脉硬化的<span style="color: black;">原因</span>后<span style="color: black;">发掘</span>,与TG/HDL-C比值的最低四分之一组相比,最高四分之一的TG/HDL-C比值组的男性患动脉硬化的<span style="color: black;">危害</span><span style="color: black;">增多</span>约2倍、女性患动脉硬化的<span style="color: black;">危害</span><span style="color: black;">增多</span>约3倍。与之相比,本<span style="color: black;">科研</span>构建的多元线性逐步回归模型纳入的混杂<span style="color: black;">原因</span>更为全面,<span style="color: black;">发掘</span>TG/HDL-C比值越高、年龄越大、24 h收缩压越高、空腹血糖水平越高的<span style="color: black;">病人</span>ba-PWV越大。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">尽管本<span style="color: black;">科研</span>尚未<span style="color: black;">发掘</span>TG/HDL-C比值与动脉硬化之间存在<span style="color: black;">关联</span>性的确切机制,但胰岛素抵抗和小而密LDL-C颗粒可能为两者间<span style="color: black;">关联</span>的<span style="color: black;">原由</span>。近期的<span style="color: black;">科研</span><span style="color: black;">发掘</span>TG/HDL-C比值<span style="color: black;">能够</span>有效<span style="color: black;">评定</span>胰岛素抵抗。胰岛素抵抗在心血管<span style="color: black;">疾患</span>的发病机制中发挥着重要<span style="color: black;">功效</span>,即使在健康个体中,胰岛素抵抗<span style="color: black;">亦</span>与ba-PWV增大独立<span style="color: black;">关联</span>。胰岛素抵抗常伴有高胰岛素血症、血脂血糖代谢<span style="color: black;">反常</span>、血压<span style="color: black;">上升</span>以及促炎性状态,并且<span style="color: black;">能够</span>干扰血管内皮细胞、平滑肌细胞及巨噬细胞的胰岛素信号,这些均可促进血管重塑,<span style="color: black;">引起</span>动脉硬化。<span style="color: black;">另外</span>胰岛素抵抗还<span style="color: black;">引起</span>肾素-血管紧张素-醛固酮系统(RAAS)与交感神经系统活性<span style="color: black;">反常</span><span style="color: black;">加强</span>,促进血管的收缩与重塑,<span style="color: black;">引起</span>动脉硬化及血压<span style="color: black;">上升</span>。<span style="color: black;">因此呢</span>,TG/HDL-C比值可能<span style="color: black;">供给</span>与胰岛素抵抗<span style="color: black;">关联</span>的动脉硬化的预测。<span style="color: black;">另外</span>还有<span style="color: black;">科研</span><span style="color: black;">发掘</span>,TG/HDL-C比值<span style="color: black;">能够</span>有效反映小而密LDL-C颗粒的水平,小而密LDL-C颗粒被认为比正常<span style="color: black;">体积</span>的LDL-C颗粒<span style="color: black;">更易</span><span style="color: black;">导致</span>动脉粥样硬化。<span style="color: black;">由于</span>这些小而密LDL-C颗粒<span style="color: black;">更易</span>进入血管壁,<span style="color: black;">更易</span><span style="color: black;">出现</span>氧化修饰,从而加重<span style="color: black;">病人</span>动脉粥样硬化,促进血管壁重塑,<span style="color: black;">引起</span>动脉硬化的<span style="color: black;">出现</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">本<span style="color: black;">科研</span>证实TG/HDL-C比值与ba-PWV存在独立<span style="color: black;">相关</span>,且高TG/HDL-C比值组的高血压<span style="color: black;">病人</span>的动态血压数值<span style="color: black;">亦</span><span style="color: black;">显著</span>高于低TG/HDL-C比值组的<span style="color: black;">病人</span>。综上所述,监测TG/HDL-C比值有助于<span style="color: black;">初期</span><span style="color: black;">发掘</span>动脉硬化和血压<span style="color: black;">上升</span>,促进对<span style="color: black;">病人</span>心血管<span style="color: black;">疾患</span>危险<span style="color: black;">原因</span>的全面管理。但<span style="color: black;">因为</span>本<span style="color: black;">科研</span>非队列<span style="color: black;">科研</span>,<span style="color: black;">不可</span>阐明因果关系,<span style="color: black;">因此呢</span>结果存在<span style="color: black;">必定</span>的局限性。期待将来有来自队列<span style="color: black;">科研</span>的证据,进一步证实本<span style="color: black;">科研</span>结果。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;"><span style="color: black;">利益冲突</span></span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">本文无利益冲突。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">参考文献 略</span></p>
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