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血清miRNA-21、Smad1联合尿NGAL检测对早期糖尿病肾病的诊断价值 被引量:8

Diagnostic value of serum miRNA-21,Smad1 combined with urinary NGAL for early diabetic nephropathy
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摘要 目的探讨血清miRNA-21、人信号转导分子1(Smad1)联合尿中性粒细胞明胶酶相关脂质运载蛋白(NGAL)检测对早期糖尿病肾病的诊断价值,为早期糖尿病肾病诊断提供依据。方法选择130例糖尿病患者(糖尿病组),210例早期糖尿病肾病患者(早期糖尿病肾病组),比较两组血清miRNA-21、Smad1和尿液中性粒细胞明胶酶相关载脂蛋白(NGAL)的差异,及其联合诊断早期糖尿病肾病的诊断效能。结果早期糖尿病肾病组血清miRNA-21含量显著低于糖尿病组,血清Smad1和尿NGAL水平显著高于糖尿病组,差异均有统计学意义(均P<0.05)。血清miRNA-21和Smad1、尿NGAL呈负相关(r=-0.683,r=-0.714,均P<0.05);血清Smad1和尿NGAL呈正相关(r=0.806,P<0.05)。ROC曲线显示,血清miRNA-21、Smad1、尿NGAL曲线下面积分别为0.704、0.759和0.812,诊断值分别为70%、1.05ng/mL和60μg/L,联合诊断的AUC为0.917。血清miRNA-21、Smad1、尿NGAL的灵敏度、特异度、阳性似然比、尤登指数显著低于三者联合,阴性似然比显著高于三者联合,差异有统计学意义(P<0.05)。结论血清miRNA-21、Smad1和尿NGAL可诊断早期糖尿病肾病,联合检测可提高诊断效能。
出处 《浙江实用医学》 2018年第5期321-323,共3页 Zhejiang Practical Medicine
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