BACKGROUND Retinopathy is the most common microvascular disease of type 2 diabetes,and seriously threatens the life,health and quality of life of patients.It is worth noting that the development of diabetic retinopath...BACKGROUND Retinopathy is the most common microvascular disease of type 2 diabetes,and seriously threatens the life,health and quality of life of patients.It is worth noting that the development of diabetic retinopathy(DR)can be hidden,with few symptoms.Therefore,the preliminary screening of diabetic patients should identify DR as soon as possible,delay disease progression,and play a vital role in its diagnosis and treatment.AIM To investigate the correlation between glycated hemoglobin A1c(HbA1c),urinary microalbumin(U-mALB),urinary creatinine(U-CR),mALB/U-CR ratio,β2 microglobulin(β2MG),retinol binding protein(RBP)and DR.METHODS A total of 180 patients with type 2 diabetes mellitus attending the Second People’s Hospital of Hefei from January 2022 to August 2022 were retrospectively enrolled by ophthalmologists.Based on whether they had combined retinopathy and its degree,68 patients with diabetes mellitus without retinopathy(NDR)were assigned to the NDR group,54 patients with non-proliferative DR(NPDR)to the NPDR group,and 58 patients with proliferative DR to the PDR group.General data,and HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR results were collected from the patients and compared among the groups.Pearson's correlation method was used to analyze the correlation between HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR indices,and multiple linear regression was applied to identify the risk factors for DR.Receiver operator characteristic(ROC)curves were also drawn.RESULTS The differences in age,gender,systolic and diastolic blood pressure between the groups were not statistically significantly(P>0.05),but the difference in disease duration was statistically significant(P<0.05).The differences in fasting blood glucose,high-density lipoprotein cholesterol,low-density lipoprotein cholesterol,total cholesterol,and triglyceride between the groups were not statistically significant(P>0.05).HbA1c in the PDR group was higher than that in the NPDR and NDR groups(P<0.05).The levels of mALB,β2MG,RBP,mALB/U-CR and UCR in the PDR group were higher than those in the NPDR and NDR groups(P<0.05).Multiple linear regression analysis showed that disease duration,HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR were risk factors for the development of DR.The ROC curve showed that the area under the curve(AUC)for the combination of indices(HbA1c+mALB+mALB/U-CR+U-CR+β2MG+RBP)was 0.958,with a sensitivity of 94.83%and specificity of 96.72%,which was higher than the AUC for single index prediction(P<0.05).CONCLUSION HbA1c,mALB,mALB/U-CR,U-CR,β2MG and RBP can reflect the development of DR and are risk factors affecting PDR,and the combination of these six indices has predictive value for PDR.展开更多
目的通过分析血清胱抑素C(Cys-C)、β2微球蛋白(β2-MG)、尿酸(UA)等联合项目与糖尿病肾病(DN)的相关性,从而找出准确诊断DN的相关因素。方法选取259名糖尿病(DM)患者,收集Cys-C、β2-MG、UA等相关项目指标,运用相应的统计学方法分析相...目的通过分析血清胱抑素C(Cys-C)、β2微球蛋白(β2-MG)、尿酸(UA)等联合项目与糖尿病肾病(DN)的相关性,从而找出准确诊断DN的相关因素。方法选取259名糖尿病(DM)患者,收集Cys-C、β2-MG、UA等相关项目指标,运用相应的统计学方法分析相关项目与尿白蛋白/肌酐比值(UACR)的关系。结果UACR≥30 mg/g作为DN的诊断临界点时,显示Cys-C、β2-MG、UA、收缩压(SBP)、餐后2 h血糖(2 h PG)、病程等6个项目是UACR的独立危险因素,当某一DM患者Cys-C≥1.435 mg/L、β2-MG≥2.055 mg/L、UA≥320μmol/L、SBP≥145 mmHg、2 h PG≥8.5 mmol/L、病程≥4.5年时,患者发展成早期DN的风险较大,相对应的临界值患病概率为81.5%。结论联合检测Cys-C、β2-MG、UA、SBP、2 h PG、病程等6个项目可以较好预测DN的发生。展开更多
文摘BACKGROUND Retinopathy is the most common microvascular disease of type 2 diabetes,and seriously threatens the life,health and quality of life of patients.It is worth noting that the development of diabetic retinopathy(DR)can be hidden,with few symptoms.Therefore,the preliminary screening of diabetic patients should identify DR as soon as possible,delay disease progression,and play a vital role in its diagnosis and treatment.AIM To investigate the correlation between glycated hemoglobin A1c(HbA1c),urinary microalbumin(U-mALB),urinary creatinine(U-CR),mALB/U-CR ratio,β2 microglobulin(β2MG),retinol binding protein(RBP)and DR.METHODS A total of 180 patients with type 2 diabetes mellitus attending the Second People’s Hospital of Hefei from January 2022 to August 2022 were retrospectively enrolled by ophthalmologists.Based on whether they had combined retinopathy and its degree,68 patients with diabetes mellitus without retinopathy(NDR)were assigned to the NDR group,54 patients with non-proliferative DR(NPDR)to the NPDR group,and 58 patients with proliferative DR to the PDR group.General data,and HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR results were collected from the patients and compared among the groups.Pearson's correlation method was used to analyze the correlation between HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR indices,and multiple linear regression was applied to identify the risk factors for DR.Receiver operator characteristic(ROC)curves were also drawn.RESULTS The differences in age,gender,systolic and diastolic blood pressure between the groups were not statistically significantly(P>0.05),but the difference in disease duration was statistically significant(P<0.05).The differences in fasting blood glucose,high-density lipoprotein cholesterol,low-density lipoprotein cholesterol,total cholesterol,and triglyceride between the groups were not statistically significant(P>0.05).HbA1c in the PDR group was higher than that in the NPDR and NDR groups(P<0.05).The levels of mALB,β2MG,RBP,mALB/U-CR and UCR in the PDR group were higher than those in the NPDR and NDR groups(P<0.05).Multiple linear regression analysis showed that disease duration,HbA1c,mALB,β2MG,RBP,mALB/U-CR and U-CR were risk factors for the development of DR.The ROC curve showed that the area under the curve(AUC)for the combination of indices(HbA1c+mALB+mALB/U-CR+U-CR+β2MG+RBP)was 0.958,with a sensitivity of 94.83%and specificity of 96.72%,which was higher than the AUC for single index prediction(P<0.05).CONCLUSION HbA1c,mALB,mALB/U-CR,U-CR,β2MG and RBP can reflect the development of DR and are risk factors affecting PDR,and the combination of these six indices has predictive value for PDR.
文摘目的通过分析血清胱抑素C(Cys-C)、β2微球蛋白(β2-MG)、尿酸(UA)等联合项目与糖尿病肾病(DN)的相关性,从而找出准确诊断DN的相关因素。方法选取259名糖尿病(DM)患者,收集Cys-C、β2-MG、UA等相关项目指标,运用相应的统计学方法分析相关项目与尿白蛋白/肌酐比值(UACR)的关系。结果UACR≥30 mg/g作为DN的诊断临界点时,显示Cys-C、β2-MG、UA、收缩压(SBP)、餐后2 h血糖(2 h PG)、病程等6个项目是UACR的独立危险因素,当某一DM患者Cys-C≥1.435 mg/L、β2-MG≥2.055 mg/L、UA≥320μmol/L、SBP≥145 mmHg、2 h PG≥8.5 mmol/L、病程≥4.5年时,患者发展成早期DN的风险较大,相对应的临界值患病概率为81.5%。结论联合检测Cys-C、β2-MG、UA、SBP、2 h PG、病程等6个项目可以较好预测DN的发生。
