测试视网膜微血管参数的使用,以确定2型糖尿病患者轻度认知障碍的个体
Frederik N Pedersen1, Noemi Lois2, Geert Jan Biessels3
1Department of Ophthalmology, Odense University Hospital, Odense, Denmark; Department of Clinical Research, University of Southern Denmark, Odense, Denmark.
Primary care diabetes
|February 13, 2026
概括
在2型糖尿病患者中,通过彩色底部照片检测到的视网膜动脉曲性减少与轻度认知障碍 (MCI) 有关. 视网膜微血管参数显示出识别MCI个体的潜力.
科学领域:
- 眼科医生 眼科 眼科
- 神经学 神经学
- 糖尿病学 糖尿病学
背景情况:
- 2型糖尿病是认知能力下降的重要危险因素.
- 轻度认知障碍 (MCI) 影响了大量患有2型糖尿病的老年人.
- 视网膜微血管变化可能反映系统血管健康和大脑健康.
研究的目的:
- 从彩色底部照片 (CFP) 中评估视网膜微血管参数在检测2型糖尿病患者中轻度认知障碍 (MCI) 的实用性.
- 在这个人群中探索视网膜微血管特征与MCI之间的关联.
主要方法:
- 来自RECOGNISED多中心观察研究的前性数据的横截面分析.
- 基于认知查和详细的神经心理测试电池的MCI诊断.
- 从CFP中量化视网膜血管宽度,动脉静脉比率,扭曲度和碎形尺寸.
- 后勤回归模型来评估MCI和视网膜参数之间的关联.
主要成果:
- 这项研究包括307名2型糖尿病患者 (182名患有MCI,125名认知正常).
- 下视网膜动脉曲与MCI显著相关 (OR1.44,95%CI1.08-1.92).
- 视网膜微血管参数显示了可接受的MCI区分能力 (AUC 0.73).
结论:
- 减少视网膜动脉曲是2型糖尿病患者中轻度认知障碍的潜在指标.
- 视网膜微血管参数,当与临床特征相结合时,为识别MCI提供可接受的歧视.
相关概念视频
Diabetes Mellitus: Type 2 and Gestational
5.1K
Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
5.1K
Cognitive Dissonance
37.5K
Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
37.5K
Diabetes Mellitus: Overview and Type I Subtype
5.5K
Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
5.5K
Types of Hypothesis Testing
28.1K
There are three types of hypothesis tests: right-tailed, left-tailed, and two-tailed.
When the null and alternative hypotheses are stated, it is observed that the null hypothesis is a neutral statement against which the alternative hypothesis is tested. The alternative hypothesis is a claim that instead has a certain direction. If the null hypothesis claims that p = 0.5, the alternative hypothesis would be an opposing statement to this and can be put either p > 0.5, p < 0.5, or p...
When the null and alternative hypotheses are stated, it is observed that the null hypothesis is a neutral statement against which the alternative hypothesis is tested. The alternative hypothesis is a claim that instead has a certain direction. If the null hypothesis claims that p = 0.5, the alternative hypothesis would be an opposing statement to this and can be put either p > 0.5, p < 0.5, or p...
28.1K
Piaget's Stage 2 of Cognitive Development
984
The preoperational stage, the second of Jean Piaget's four stages of cognitive development, spans approximately ages 2 to 7 and is characterized by the emergence of symbolic thinking. During this stage, children use language, images, and symbols to represent objects and concepts, enabling them to engage in imaginative and pretend play. This symbolic thinking supports children's ability to perform make-believe actions, such as imagining a broom as a horse or their hand as a phone, blending...
984
Impact of Individuals on Individuals
409
Human behavior is intricately shaped by social influences that arise from interactions with others in diverse contexts. These influences not only mold beliefs and attitudes but also drive the regulation of behaviors through both direct communication and observational learning. The study of these processes falls within the domain of social psychology, which seeks to understand how individuals are affected by and affect those around them.Mechanisms of Social InfluenceDirect social influence...
409


