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性差异和冠状动脉微血管功能的决定因素在无症状的成年人2型糖尿病
Jian L Yeo1, Abhishek Dattani1, Joanna M Bilak1
1Department of Cardiovascular Sciences, University of Leicester and the National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Glenfield Hospital, Leicester, United Kingdom.
患有2型糖尿病 (T2D) 的女性患冠状动脉微血管功能障碍 (CMD) 的比例高于男性. 女性的体重指数和男性的缩血压是T2D中CMD的关键风险因素.
科学领域:
- 心脏病学 心脏病学
- 内分泌学 在内分泌学.
- 医疗成像医学成像
背景情况:
- 冠状动脉微血管功能障碍 (CMD) 是2型糖尿病 (T2D) 的常见并发症.
- 冠状病毒可能不成比例地影响患有T2D的女性.
- 了解CMD的性别特异性决定因素对于有针对性的干预至关重要.
研究的目的:
- 调查T2D成年人中CMD患病率的性别差异.
- 确定与T2D中CMD相关的性别特异性临床风险因素.
- 在没有先前心血管疾病的无症状T2D患者中评估CMD.
主要方法:
- 综合分析了四项涉及T2D患者和对照者的前性研究.
- 心血管表型,包括通过心血管磁共振 (CMR) 评估心肌输液储量 (MPR).
- 多变量线性回归与性别相互作用术语,以确定MPR的决定因素.
主要成果:
- 患有T2D的女性的MPR明显低于患有T2D的男性.
- 在患有T2D的女性 (46%) 与男性 (26%) 相比,CMD的患病率更高 (MPR <2.5).
- 体重指数 (BMI) 与女性较低的MPR有关,而压缩性血压与男性有关.
结论:
- 无症状的T2D女性的CMD患病率高于男性.
- 女性的BMI和男性的缩血压是T2D中CMD的重要,尽管适度,但危险因素.
- 这些发现凸显了对T2D中CMD的性别特定管理策略的需要.
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