非线性HbA1c值显示了2型糖尿病中加速的动脉动脉重塑和改进的风险重新分类
Vehbi Şirikçi1, Hüseyin Avni Fındıklı1
1Internal Medicine Department, Necip Fazil City Hospital, Kahramanmaras, Türkiye.
Frontiers in cardiovascular medicine
|February 16, 2026
概括
在2型糖尿病中,HbA1c水平在8.0%至8.5%之间表明,由于失脂症,心血管风险增加. 血的无氧原体指数 (AIP) 有助于检测这种风险,甘油三与HDL胆固醇的比率作为关键调解者.
科学领域:
- 心脏病学 心脏病学
- 内分泌学 在内分泌学.
- 代谢综合征是代谢综合征的一种.
背景情况:
- 2型糖尿病 (T2D) 涉及血糖,脂质代谢和心血管疾病 (CVD) 进展之间的复杂相互作用.
- 动脉性脂质失调症是T2D中心血管疾病的关键驱动因素,其非线性脂质重塑过程定义不佳.
- 确定加速动脉动脉生成的特定血糖值对于T2D患者有效的心血管疾病风险管理至关重要.
研究的目的:
- 确定与T2D中加速脂质驱动动动动脉生成相关的HbA1c值.
- 在高血糖和脂质重塑之间的关系中量化甘油三和HDL胆固醇比率 (TG/HDL-C) 的调解作用.
- 评估血无气体指数 (AIP) 对"血糖灰色区域"内心血管风险的附加预测价值.
主要方法:
- 对271名没有接受降脂治疗的T2D成年人的回顾性分析,按HbA1c控制 (<7.0%,7.0%-8.49%,≥8.5%) 分组.
- 使用AIP,卡斯特利指数,TG/HDL-C,非HDL胆固醇和残留胆固醇评估动脉性脂质负担.
- 对于非线性HbA1c-脂质关系,限制立方线的应用,对TG/HDL-C的作用进行调解分析,以及对AIP的预测值进行净重新分类改进 (NRI).
主要成果:
- 随着血糖水平的增加,所有异构脂质指数显著恶化 (p < 0.001).
- 确定了非线性拐点,HbA1c为8.0%的TG/HDL-C和8.5%的AIP (p <0.01).
- TG/HDL-C调解了HbA1c对AIP影响的56.9%;AIP改善了心血管风险重新分类,特别是在HbA1c8.0%-8.5% (NRI = 0.384) 之间.
结论:
- 在8.0%至8.5%之间的HbA1c水平代表了T2D中代谢易受伤害的值,其特征是加速的动脉质失脂症.
- 在这种血糖灰色区域,AIP作为敏感的脂质标记物用于心脏代谢风险检测.
- TG/HDL-C是将高血糖与脂质重塑联系起来的关键媒介,支持将动脉动脉指数整合到个性化T2D管理中.
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
Diabetes: Symptoms, Diagnosis, and Complications
2.4K
For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is...
2.4K
Carbohydrate Metabolism
14.4K
Carbohydrates are polymers composed of molecules containing atoms of carbon, hydrogen and oxygen. One gram of carbohydrate can provide four kilo-calories of energy, which makes it the most efficient instant energy source.
Starch accounts for approximately 60% of the carbohydrates consumed by humans. Since amylase enzymes cannot function in the stomach's acidic environment, starch can only be digested in the mouth and small intestine. Simple sugars are found naturally in milk and fruits in...
Starch accounts for approximately 60% of the carbohydrates consumed by humans. Since amylase enzymes cannot function in the stomach's acidic environment, starch can only be digested in the mouth and small intestine. Simple sugars are found naturally in milk and fruits in...
14.4K
Diabetes: Management and Pharmacotherapy
1.1K
The therapy for diabetes aims to alleviate hyperglycemia-related symptoms, prevent acute metabolic decompensation, and reduce chronic end-organ complications. Glycemic control is evaluated through short-term (self-monitoring, continuous glucose monitoring) and long-term (A1c, fructosamine) metrics, enabling near real-time tracking of blood glucose levels and reflecting glycemic control over specific time frames.
Insulin remains the cornerstone of treatment for most patients with type 1 and many...
Insulin remains the cornerstone of treatment for most patients with type 1 and many...
1.1K
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
Pathophysiology of Diabetes
3.8K
Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility,...
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility,...
3.8K


