分析糖尿病患者预后营养指数和糖尿病视网膜病变之间的相关性
1Department of Ophthalmology, Affiliated Hospital of North Sichuan Medical College, Nan Chong 637000, Sichuan Province, China.
较低的预后营养指数 (PNI) 与糖尿病患者糖尿病视网膜病变 (DR) 风险增加有关. 这种营养-炎症标志物显示了DR风险评估的潜力.
科学领域:
- 内分泌学 在内分泌学.
- 眼科医生 眼科 眼科
- 营养科学 营养科学
背景情况:
- 糖尿病视网膜病变 (DR) 是糖尿病患者视力丧失的主要原因.
- 了解与DR风险相关的因素对于早期干预至关重要.
- 预后营养指数 (PNI) 反映了营养和炎症状况.
研究的目的:
- 调查糖尿病患者中PNI和DR之间的相关性.
- 评估PNI作为DR风险分层的潜在生物标志物.
主要方法:
- 来自NHANES的3318名糖尿病患者 (年龄≥40岁) 的横截面分析.
- 使用血清白蛋白和淋巴细胞计数计算PNI.
- 后勤回归和受限立方线用于分析PNI和DR之间的关联,调整共变量.
主要成果:
- 18%的参与者有DR,与没有DR相比,PNI明显较低.
- 经过调整后的分析显示,PNI和DR风险之间存在反向关联 (OR=0.96).
- 观察到一种显著的非线性关系,特别是在40-79岁的成年人和超重/肥胖个体中.
结论:
- 在PNI和DR风险之间存在显著的非线性反向关联.
- 在糖尿病患者中,PNI可以作为DR风险分层的简单生物标志物.
- 建议对临床应用进行进一步的前性验证.
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