ISSN 1004-4140
CN 11-3017/P
孙朋涛, 都雪朝, 孙小丽, 赵桐, 魏海亮, 温廷国, 王仁贵. 2型糖尿病患者胰腺脂肪浸润与Framingham心血管病危险评分的关系[J]. CT理论与应用研究, 2019, 28(4): 463-470. DOI: 10.15953/j.1004-4140.2019.28.04.07
引用本文: 孙朋涛, 都雪朝, 孙小丽, 赵桐, 魏海亮, 温廷国, 王仁贵. 2型糖尿病患者胰腺脂肪浸润与Framingham心血管病危险评分的关系[J]. CT理论与应用研究, 2019, 28(4): 463-470. DOI: 10.15953/j.1004-4140.2019.28.04.07
SUN Pengtao, DOU Xuechao, SUN Xiaoli, ZHAO Tong, WEI Hailiang, WEN Tingguo, WANG Rengui. The Relationship between Pancreatic Steatosis and Framingham Cardiovascular Risk Score in Patients with Type 2 Diabetes Mellitus[J]. CT Theory and Applications, 2019, 28(4): 463-470. DOI: 10.15953/j.1004-4140.2019.28.04.07
Citation: SUN Pengtao, DOU Xuechao, SUN Xiaoli, ZHAO Tong, WEI Hailiang, WEN Tingguo, WANG Rengui. The Relationship between Pancreatic Steatosis and Framingham Cardiovascular Risk Score in Patients with Type 2 Diabetes Mellitus[J]. CT Theory and Applications, 2019, 28(4): 463-470. DOI: 10.15953/j.1004-4140.2019.28.04.07

2型糖尿病患者胰腺脂肪浸润与Framingham心血管病危险评分的关系

The Relationship between Pancreatic Steatosis and Framingham Cardiovascular Risk Score in Patients with Type 2 Diabetes Mellitus

  • 摘要: 目的:探讨2型糖尿病患者胰腺脂肪浸润与Framingham危险评分的关系。方法:连续性纳入2018年1月至2019年2月在我院住院治疗行腹部CT检查的2型糖尿病患者。在CT平扫图像上测量胰腺及脾脏的CT值,并计算CT密度指数胰腺与脾脏的密度差值(P-S)和胰腺与脾脏密度比值(P/S)。将低于胰腺CT值中位数者定义为胰腺脂肪浸润。收集患者的一般资料及生化指标。依据Framingham危险评分将患者分为低危组、中危组和高危组。应用Kruskal-Wallis秩和检验及卡方检验比较各组患者的临床资料及影像所见差异,应用Spearman相关分析胰腺CT值及CT密度指数与Framingham危险评分的相关性。应用多因素Logistic回归分析Framingham危险评分的影响因素。结果:连续性纳入161例2型糖尿病患者。低危组及非低危组胰腺CT值(Z=11.320,P=0.001)、P-S (Z=9.324,P=0.002)及P/S (Z=9.908,P=0.002)差异有统计学意义。高危组患者胰头、胰体及胰尾CT值差异有统计学意义(Z=10.239,P=0.006)。Spearman相关分析显示胰腺CT值(r=-0.312,P <0.0001)、P-S (r=-0.280,P=0.0003)及P/S (r=-0.287,P=0.0002)与Framingham危险评分呈负相关。校正混杂因素后,胰腺CT值(OR=0.950,95% CI:0.910-0.991;P=0.018)、P-S (OR=0.943,95% CI:0.895-0.992;P=0.024)、P/S (OR=0.040,95% CI:0.003-0.571;P=0.018)及胰腺脂肪浸润(OR=2.825,95% CI:1.150-6.940;P=0.024)与心血管病发生风险仍具有相关性。结论:2型糖尿病患者胰腺CT值及CT密度指数与心血管事件发生风险呈独立的相关关系,提示胰腺脂肪浸润可能预测该类患者发生心血管事件的风险升高。

     

    Abstract: Objective: To investigate the association of pancreatic steatosis with Framingham risk score(FRS) in patients with type 2 diabetes mellitus(DM).Methods: Patients with type 2 DM undergoing abdominal CT in our hospital were enrolled in the study from January 2018 to February 2019.CT attenuation of pancreas and the spleen was measured on nonenhanced CT images, and CT attenuation indexes was calculated(The difference between pancreatic and splenic attenuation and the ratio of pancreas-to-spleen attenuation).Pancreatic steatosis was defined as pancreatic attenuations below median levels.The demographic data and biochemical indexes were collected from all the participants.According to FRS, all patients were divided into low-risk, mid-risk and high-risk group.Kruskal-Wallis rank test or Chi-square test was used to assess differences of clinical and imaging data in each group.Spearman correlation was used to assess the correlation between CT attenuation of pancreas, CT attenuation indexes and Framingham risk score.Multiple Logistic regression analysis was used to analyze the related factors of Framingham risk score.Results: Totally 161 consecutive patients with type 2 DM were included in this study.There were significant differences in CT attenuation of pancreas(Z=11.320, P=0.001), P-S(Z=0.324, P=0.002) and P/S(Z=9.908, P=0.002) between low risk group and higher risk group.There were significant differences in CT attenuation of pancreatic head, body and tail in high-risk group(Z=10.239, P=0.006).Spearman correlation showed that CT attenuation of pancreas(r=-0.312, P<0.0001), P-S(r=-0.280, P=0.0003) and P/S(r=-0.287, P=0.0002) were negatively correlated with Framingham risk score.After adjusting for confounding factors, CT attenuation of pancreas(OR=0.950, 95%CI: 0.910-0.991;P=0.018), P-S(OR=0.943, 95%CI: 0.895-0.992;P=0 024), P/S(OR=0.040, 95%CI: 0.003-0.571;P=0.018) and pancreatic steatosis(OR=2.825, 95%CI: 1.150-6.940;P=0.024) were still associated with the risk of cardiovascular events.Conclusion: CT attenuation of pancreas and CT attenuation indexes were independently associated with risk score of cardiovascular events in patients with type 2 DM, suggesting that pancreatic steatosis may indicate the risk of cardiovascular events in these patients.

     

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