Expression and significance of serum hs-cTnT, PCT, FIB and platelet aggregation rate in coronary heart disease
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摘要: 目的 探究高敏心肌肌钙蛋白T(hs-cTcT)、降钙素原(PCT)、纤维蛋白原(FIB)、血小板聚集率在冠心病中的表达及意义。方法 选取2019年9月—2022年11月收治的冠心病患者101例为观察组,另匹配同时段来院体检的健康人群32例为对照组。比较2组受试者血清hs-cTnT、PCT、FIB与血小板聚集率差异。按照冠状动脉造影结果计算Gensini评分,将观察组患者分为轻症组(61例,Gensini评分 < 40分)、重症组(40例,Gensini评分≥40分)。比较2组患者血清hs-cTnT、PCT、FIB与血小板聚集率差异,通过二元logistic回归模型、受试者工作曲线(ROC)分析hs-cTnT、PCT、FIB、血小板聚集率单独、联合检测对冠心病患者冠状动脉病变严重程度的预测价值。结果 与对照组比较,观察组患者hs-cTnT、PCT、FIB水平与血小板聚集率更高,差异有统计学意义(P < 0.05)。与轻症组比较,重症组患者hs-cTnT、PCT、FIB水平与血小板聚集率更高,差异有统计学意义(P < 0.05)。二元logistic回归分析显示血清hs-cTnT、PCT、FIB与血小板聚集率是影响冠心病患者冠状动脉病变严重程度的因素(P < 0.05)。ROC分析结果显示,血清hs-cTnT、PCT、FIB与血小板聚集率单独、联合预测曲线下面积分别为0.839、0.791、0.824、0.943、0.950,敏感度分别为0.925、0.875、0.975、0.900、0.950,特异度分别为0.623、0.672、0.803、0.902、0.869。结论 冠心病患者血清hs-cTnT、PCT、FIB与血小板聚集率均存在异常表达,hs-cTnT、PCT、FIB与血小板聚集率与冠心病患者冠状动脉病变严重程度有紧密联系,可为临床鉴别冠状动脉病变严重程度提供一定参考价值。Abstract: Objective To explore the expression and significance of high-sensitivity cardiac troponin T(hs-cTcT), procalcitonin(PCT), fibrinogen(FIB) and platelet aggregation rate in coronary heart disease.Methods 101 patients with coronary heart disease who were admitted to our hospital from September 2019 to November 2022 were selected as the observation group, and 32 patients who came to our hospital for physical examination at the same time were matched as the control group. The difference of serum hs-cTnT, PCT, FIB and platelet aggregation rate between the two groups were compared. According to the Gensini score, the patients in the observation group were divided into mild group(61 cases, Gensini score < 40 points) and severe group(40 cases, Gensini score≥40 points). The difference of serum hs-cTnT, PCT, FIB and platelet aggregation rate between the two groups were compared, and the predictive value of hs-cTnT, PCT, FIB and platelet aggregation rate alone and jointly on the severity of coronary artery disease in patients with coronary heart disease were analyzed through binary logistic regression model and subject working curve(ROC).Results Compared with the control group, the levels of hs-cTnT, PCT, FIB and platelet aggregation rate in the observation group were significantly higher(P < 0.05). Compared with the mild group, the levels of hs-cTnT, PCT, FIB and platelet aggregation rate in the severe group were significantly higher(P < 0.05). Binary logistic regression analysis showed that serum hs-cTnT, PCT, FIB and platelet aggregation rate were the factors affecting the severity of coronary artery disease in patients with coronary heart disease(P < 0.05). The ROC analysis results showed that serum hs-cTnT, PCT, FIB and platelet aggregation rate separately and jointly predicted the off-line area of 0.839, 0.791, 0.824, 0.943 and 0.950, respectively, with sensitivity of 0.925, 0.875, 0.975, 0.900 and 0.950, and specificity of 0.623, 0.672, 0.803, 0.902 and 0.869.Conclusion There were abnormal expressions of serum hs-cTnT, PCT, FIB and platelet aggregation rate in the patients with coronary heart disease. hs-cTnT, PCT, FIB and platelet aggregation rate were closely related to the severity of coronary artery disease in patients with coronary heart disease, which could provide some reference value for clinical differentiation of the severity of coronary artery disease.
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表 1 不同严重程度冠心病患者一般资料比较
指标 轻症组(n=61) 重症组(n=40) χ2/t P 性别/例(%) 0.020 0.886 男 42(68.9) 27(67.5) 女 19(31.1) 13(32.5) 年龄/岁 55.64±8.00 55.08±7.41 0.357 0.722 高血压/例(%) 26(42.6) 17(42.5) < 0.001 0.990 糖尿病/例(%) 20(32.8) 13(32.5) 0.001 0.976 心肌梗死史/例(%) 7(11.5) 4(10.0) 0.054 0.816 饮酒史/例(%) 41(67.2) 28(70.0) 0.087 0.768 吸烟史/例(%) 30(49.2) 20(50.8) 0.006 0.936 白细胞计数/(×109/L) 6.41±0.82 6.43±0.80 -0.121 0.904 血小板计数/(×109/L) 201.46±45.48 203.12±43.54 -0.182 0.856 血红蛋白/(g/L) 136.41±10.45 135.72±1.07 0.415 0.679 白蛋白/(g/L) 34.56±5.41 33.71±6.01 0.739 0.462 血肌酐/(μmol/L) 67.14±16.54 69.57±18.32 -0.692 0.491 总胆固醇/(μmol/L) 4.30±1.14 4.31±1.10 -0.044 0.965 高密度脂蛋白胆固醇/(mmol/L) 1.19±0.27 1.17±0.30 0.348 0.728 低密度脂蛋白胆固醇/(mmol/L) 2.60±0.95 2.63±0.99 -0.153 0.879 表 2 2组血清hs-cTnT、PCT、FIB与血小板聚集率比较
X±S 组别 例数 hs-cTnT/(pg/L) PCT/(μg/mL) FIB/(g/L) 血小板聚集率/% 观察组 101 314.76±61.06 0.31±0.24 4.94±0.74 47.38±9.76 对照组 32 25.14±3.62 0.05±0.01 3.01±0.06 30.14±10.45 t 26.749 6.185 14.809 8.561 P < 0.001 < 0.001 < 0.001 < 0.001 表 3 不同病情患者血清hs-cTnT、PCT、FIB与血小板聚集率比较 X±S
组别 例数 hs-cTnT/(pg/L) PCT/(μg/mL) FIB/(g/L) 血小板聚集率/% 轻症组 61 287.43±50.12 0.21±0.21 4.51±0.59 41.45±6.67 重症组 40 356.45±52.38 0.46±0.19 5.60±0.34 56.43±6.07 t -6.649 -6.060 -28.104 -11.433 P < 0.001 < 0.001 < 0.001 < 0.001 表 4 影响冠心病患者冠状动脉病变严重程度的二元logistic回归分析
因素 β SE Wald P OR 95%CI hs-cTnT 0.028 0.006 21.865 < 0.001 1.028 1.016~1.040 PCT 5.580 1.202 21.541 < 0.001 265.045 25.117~2 796.926 FIB 3.517 0.635 30.658 < 0.001 33.672 9.697~116.919 血小板聚集率 0.337 0.064 28.123 < 0.001 1.401 1.237~1.587 表 5 血清hs-cTnT、PCT、FIB与血小板聚集率单独、联合鉴别冠心病患者冠状动脉病变严重程度的ROC曲线分析
检验结果变量 AUC SE P 灵敏度 特异度 截断值 95%CI 下限值 上限值 hs-cTnT 0.839 0.041 < 0.001 0.925 0.623 0.548 pg/L 0.759 0.920 PCT 0.791 0.044 < 0.001 0.875 0.672 0.325 μg/mL 0.705 0.878 FIB 0.924 0.030 < 0.001 0.975 0.803 0.778 g/L 0.865 0.982 血小板聚集率 0.943 0.022 < 0.001 0.900 0.902 49.455% 0.900 0.986 联合 0.950 0.020 < 0.001 0.950 0.869 0.233 0.911 0.989 -
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