查询词典 specificity

RESULTS: For screening DR, the sensitivity of direct funduscopy and nonmydriatic fundus photography was 63.4% and 86.8%; the specificity was 76.9% and 92.3%; Youden index was 41.1% and 79.1%, and the kappa value was 41.9% and 80.7%, respectively.

结果：在检出DR的结果中，直接眼底镜检查和免散瞳眼底照相的敏感度分别是63.4%、86.8%，特异度分别是76.9%、92.3%，Youden指数分别是41.1%、79.1%，卡帕检验的一致性分别是41.9%、80.7%。

In the testing of the effect of warning, diagnostic effciency was 92.5%, senstivity was 92.31%,specificity was 95.12%, diagnostic availablity was 87.45%, Youden index was 87.43%. The results was satisfactory.

在测试螺锥的报警效应中，测得预警螺锥的诊断效率为92.5%，灵敏度为92.31%，特异度为95.12%，可用度为87.45%，Youden指数为87.43%，均达到了满意的效果。

Results In 30 sera with anti-Toxoplasma IgM antibodies and 28 with IgG antibodies, the sensitivity for IgM and IgG antibody detection was 90.0%（27/30） and 85.7%（24/28） respectively, the specificity was all 100% in examining 40 healthy control sera, and the Youden index was 0.9 and 0.86 respectively.

结果 用免疫印迹试剂盒检测30份弓形虫IgM和28份IgG阳性血清，敏感性分别为90.0%（27/30）和85.7%（24/28），40份健康对照者血清的弓形虫IgM和IgG抗体均为阴性，特异性均为100%，Youden指数分别为0.9和0.86。

Results: The positive detection ratio of IHC and nested PCR were 64.2% and 81.1%, respectively. It was showed that the positive detection ratio of nested PCR was significantly higher than that of IHC (P.01). The nested PCR assay had advantages over IHC on sensitivity, specificity, Youden's index, positive predictive value and negative predictive value.

结果：免疫组化检测和巢式PCR检测的阳性检出率分别为64.2%和81.1%，巢式PCR技术检测肾癌组织支原体在灵敏度、特异度、约登指数、阳性预测值和阴性预测值方面均优于免疫组化技术。

Results The diagnostic sensitivity, specificity, positive/negative predictive value, positive/negative likelihood ratio and Youden's index in rheumatoid arthritis patients were 69.4%, 96.8%, 89.1%/94.1%, 19.28/0.317 and 0.658 respectively.

结果 本法对类风湿关节炎的诊断敏感性为69.4%，特异性为96.8%，阳性预测值为89.1%，阴性预测值为94.1%，阳性似然比为19.28，阴性似然比为0.317，Youden指数为0.658。

MethodsACCP antibody and RF were detected in serum samples of 90 RA patients, 30 other diseases patients and 35 healthy blood donors.The sensitivity,specificity,positive predictive value, negative predictive value, agreement rate and Youden's index of these parsmeters for the diangnosis of RA were analyzed.

方法对90例RA患者、30例其他疾病患者和35例健康对照组血清用ELISA法检测抗CCP抗体、免疫散射比浊法检测RF，比较2种抗体单独或联合检测对诊断RA的敏感性、特异性、阳性预测值、阴性预测值、总符合率及Youden指数；探讨抗CCP抗体和RF的相关性，通过绘制ROC曲线，计算ROC曲线下面积。

Tail Length, Tail Moment, Tail DNA Percentage, and correction rate were compared between the improved software and the original one, and epidemiological indices for the improved software were also calculated and analyzed, including sensitivity, specificity, Youden index, crude agreement, adjusted agreement, positive predictive value, negative predictive value, positive likelihood ratio, and negative likelihood ratio.

比较改进前后的尾长、尾矩、尾DNA百分含量上的差异、改进前后分析正确率差异、以及改进后的软件以不同DNA损伤级别为截断值判定阳性结果的灵敏度、特异度、Youden指数、粗一致性、调整一致性、阳性预测值、阴性预测值、阳性似然比和阴性似然比。

Results PCT of bacterial infection group was significantly higher than that in non-bacterial infection group （χ^2=0. 05, P〈0.05）. With increase in the concentration of PCT, its sensitivity was lower, but its specificity was higher. With PCT≥1.5 ng/ml as the cutoff point for positive, Youden＇s index and agreement were highest.

随血清PCT浓度升高，其对危重病人感染诊断的敏感度降低、特异度增高；以1.5ng／ml为阳性诊断标准时，Youden指数和诊断符合率分别为0.65和83.0％，明显高于以1ng／ml和2ng／ml为阳性诊断标准时。

EMB-resistance in 18 isolates was caused by the mutation at coden 306 in embB gene with positive rate of 62.1%. The PCR result was negative in 20 specimen from pulmonary diseases without active TB and 5 negative control strains of no MTB. The data in this study showed high specificity of 100%. Only one specimen in 7 specimen with negative result in acid-fast stain and cultivation was shown alteration in coden 306 in embB gene.

结果：130例活动性肺结核患者痰标本抗酸染色阳性38例，阳性率为29.2%(38/130)；罗氏培养阳性为79例，阳性率为60.8%(79/130)。79例培养阳性痰标本中耐乙胺丁醇29例，其中有18例在embB基因met306ATG突变，基因突变率为62.1%。20例非结核肺部疾病患者痰标本和5株非结核分枝杆菌菌株经套式PCR扩增全部为阴性，特异性为100%。7例涂阴培阴PCR扩增阳性的序列中有1例在embB基因306位密码了发生突变。

The sensitivity, specificity, accuracy, false positive rate were 72.6%(53/73), 31.5%(6/19), 72.6%(53/73), 68.4%(13/19), respectively. The dynamic electrocardiogram false negative rate of a single branch coronary artery was higher than that of multibranch coronary arteries.

动态心电图检出冠心病的敏感性为72.6%(53/73)，特异性为31.5%(6/19)，阳性预测值72.6%(53/73)，阴性预测值33.3%(6/19)，预测准确性为79.3%(73/92)，假阳性率为68.4%(13/19)，假阴性率为27.4%(20/73)；冠状动脉单支病变较多支病变者易出现动态心电图假阴性。

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。