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首页> 外文期刊>Journal of Diabetes and Metabolic Disorders >Assessment of vascular function in individuals with hyperglycemia: a cross-sectional study of glucose – induced changes in digital volume pulse
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Assessment of vascular function in individuals with hyperglycemia: a cross-sectional study of glucose – induced changes in digital volume pulse

机译:评估高血糖患者的血管功能:葡萄糖引起的数字量脉搏变化的横断面研究

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Background Arterial stiffness is an independent risk factor for cardiovascular disease and its progression may be accelerated in the presence of hyperglycemia, either fasting or postprandial. The current study assessed vascular function in subjects with pre-diabetes hyperglycemia, using digital volume pulse analysis technique. Methods We conducted a cross-sectional study examining vascular function in the fasting and postprandial (glucose-induced) state in 44 adults, consisting of 17 subjects with pre-diabetic hyperglycemia and 27 normoglycemic volunteers. Photoplethysmography of the digital volume pulse (DVP) was used to determine stiffness index (SI) and reflective index (RI), as main measures of larger artery stiffness and vascular tone, respectively. Results Our results showed a significantly higher (Ln) fasting SI in the hyperglycemic group compared with the control group (2.19?±?0.32 vs. 1.96?±?0.22, P?=?0.005). However, this pattern reversed after adjustment for potential confounders. In multiple linear regression analysis, (Ln) SI was related to age (β?=?0.01, 95% CI: 0.01-0.02, P?
机译:背景技术动脉僵硬度是心血管疾病的独立危险因素,在空腹或餐后高血糖的情况下,其僵硬进程可能会加速。本研究使用数字容积脉搏分析技术评估了糖尿病前期高血糖患者的血管功能。方法我们进行了一项横断面研究,检查了44位成年人的空腹和餐后(葡萄糖诱导)状态的血管功能,其中包括17位糖尿病前高血糖患者和27位正常血糖志愿者。使用数字体积脉冲(DVP)的光电容积描记术确定刚度指数(SI)和反射指数(RI),分别作为较大动脉刚度和血管张力的主要指标。结果我们的结果表明,高血糖组的空腹SI(Ln)明显高于对照组(2.19±±0.32 vs. 1.96±±0.22,P≥0.005)。但是,在针对潜在的混杂因素进行调整之后,这种模式发生了逆转。在多元线性回归分析中,(Ln)SI与年龄(β?=?0.01,95%CI:0.01-0.02,P?<?0.001)和收缩压(SBP)(β?=?0.01,95 %CI:0.00-0.01,P≤<0.05),但不具有W / H,舒张压(DBP),空腹血糖(FPG)或血清脂质。此外,年龄(β≥0.2,95%CI:0.01-0.03,P <0.001)和平均动脉压(MAP)(β≥0.01,95%CI:0.00-0.02,P << 0.001。 0.05)被认为是高血糖组空腹SI的强预测指标。在考虑了年龄和MAP后,FPG和2小时血浆葡萄糖均不是高血糖组SI的重要预测指标。血糖高的受试者在餐后RI的AUC中有15%的钝化变化,根据各自的基线测量值进行了调整(分别为9.40%±3.59%vs.-11.00%±2.84%),但这些没有统计学意义。结论糖尿病前期受试者的动脉僵硬度增加与年龄和MAP密切相关。糖尿病前高血糖患者中DVP衍生的SI升高可能是由于经常伴随的各种危险因素引起的,而不仅仅是这一范围内的血糖变化。

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