查询词典 specificity

Results The sensitivity of Cox-2 protein、Survivin protein and urinary cytology was 88.3%、68.3%、21.7% respectively, the specificity was 93.3%、80.0%、100% respectively,and the Youden index was 81.6%、48.3%、21.7% respectively.

结果 尿Cox-2蛋白、尿Survivin 蛋白和尿脱落细胞学的敏感性分别为88.3%，68.3%，21.7%；特异性分别为93.3%、80.0%和100%；Youden指数分别为81.6%、48.3%和21.7%。

Results: SVM gets better results in the sensitivity,specificity,Youden's index and error count estimate than the Logistic.Conclusion: SVM is worth while to be generalized to the prognosis of the disease.

实际工作中，临床医生们经常使用非条件的Logistic回归来对疾病的预后影响因素进行分析，这是因为Logistic回归模型作为一种概率模型，可用于预测某事件发生的概率，而且Logistic回归不要求在因变量服从正态分布的前提下进行预测。

Results: Concerning MPV and PDW indices, sensitivity, specificity, positive prognostic value, negative prognostic value, efficiency and Youden index were 100% for the diagnosis of ITP.

结果：MPV and PDW在诊断ITP中的敏感度，特异度，阳性预测值，阴性预测值，效率以及Youden指数均为100%，而P-LCR的这些指标则低的多，其差异有统计学意义。

Three typical diagnostic cut-off points were determined based on the maximum accuracy, the maximum Youden's index and the intersections of sensitivity and specificity.

临床医师及大多数研究者以SUV =2或2 5作为鉴别肿瘤良恶性的分界点[2 6 ] ，但计算SUV的感兴趣区大小却不一致，有的是病灶区具有最大值的单个像素，更多的是在病灶区主观勾画某一大小的ROI计算均值[1 ，7 9] 。

And the ROC was described for further analysis. Results The sensitivity, specificity, positive predictive value, negative predictive value, Youden' index and the area under the curve of ROC of IL-6 were better than those of CRP and PCT.

结果 IL-6的敏感性、特异性、阳性预测值、阴性预测值和约登指数及ROC曲线下的面积值均优于CRP和PCT。

Results The sensitivity,specificity,positive predictive value,negative predictive value,Youden index,accuracy ...

结果检测血清特异性IgG的灵敏度为100·0%，特异度为97·7%，阳性预测值为97·2%，阴性预测值为100·0%，约登指数为0·977，符合率为98·7%，试验的一致率为98·5%；检测血清中总的特异性Ig灵敏度为97·1%，特异度为95·3%，阳性预测值为94·4%，阴性预测值为97·6%，约登指数为0·925，符合率为96·2%，试验的一致率为97·8%；检测唾液中特异性sIgA的灵敏度为96·2%，特异度为94·5%，阳性预测值为89·3%，阴性预测值为98·1%，约登指数为0·907，符合率为95·1%，试验的一致率为97·5%；检测粪便标本中的特异性sIgA的灵敏度为92·0%，特异度为90·2%，阳性预测值为85·2%，阴性预测值为94·9%，约登指数为0·822，符合率为90·9%，试验的一致率为98·6%，CV值均小于15%。

The sensitivity, specificity and Youden's index of the two detective methods in diagnosis for breast cancer were compared respectively while pathologic results from postoperative paraffin slice were considered as the final standard.

以术后石蜡病理切片结果为最终标准，分别对两种检测方法在术前诊断乳腺癌方面的灵敏度、特异性和约登指数进行了比较。

For screening DR with high threatening of vision loss, the sensitivity of direct funduscopy and nonmydriatic fundus photography was 65.5% and 93.1%; the specificity was 94.7% and 97.4%; Youden index was 60.3% and 90.5%, and the kappa value was 39.1% and 61.2%, respectively.

在检出有高度视力丧失危险的DR结果中，直接眼底镜检查和免散瞳眼底照相的敏感性分别是65.5%、93.1%，特异性分别是94.7%、97.4%，Youden指数分别是60.3%、90.5%，卡帕检验的一致性分别是39.1%、61.2%。

Methods 224 patients with liver biopsy and a positive HBsAg were included in this study. The AUROC of AST、ALT、AST/ALT and APRI were identified by using receiver operating characteristic curves. Sensitivity, specificity, positive and negative predictive values, and Youden Index of APRI at optima cut-off were calculated.

调查224名乙肝表面抗原阳性的乙肝患者，利用ROC曲线分析AST、ALT、AST/ALT和APRI的面积，判断APRI的最优截断点并计算不同标准的灵敏度、特异度、阳性预测值、阴性预测值、Youden指数。

The sensitivity, specificity and Youden's index of PCR were 88.9%, 90.9% and 0.798 respectively when blood culture and five non-specific tests were used as a reference method.

若以血培养加非特异性指标为诊断标准，PCR法的灵敏度为88.9%，特异性为90.9%，正确诊断指数达到0.798。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。