组内相关系数
- 网络intraclass correlation coefficient;icc
-
采用Pearson相关系数和组内相关系数(intraclasscorrelationcoefficient,ICC)对20例正常志愿者短期内和长期内的HRV短时程频域参数的可重复性进行了研究。
Pearson correlation coefficient and intraclass correlation coefficient ( ICC ) were used to study the short-term and long-term repeatability of the short-term frequency domain parameters of HRV with 20 healthy volunteers .
-
结果:两次WMFT计时组内相关系数(ICC)为0.990,95%置信区间为0.977&0.996;
Result : The intraclass correlation coefficient ( ICC ) was 0.990 , and the 95 % confidence interval ( CI ) was 0.977-0.996 for the performance time of the WMFT .
-
选用组内相关系数(ICC)作为可靠性判断指标。
The interclass correlation coefficient ( ICC ) was used to determine the reliability .
-
计算组内相关系数(ICC)、一致性相关系数(CCC)并进行Bland&Altman绘图分析,评估2种测量方法的可重复性和一致性。
Intraclass correlation coefficient ( ICC ), concordance correlation coefficient ( CCC ) and Bland & Altman plot were engaged to evaluate the repeatability and agreement .
-
本文证明了ρ(组内相关系数)是ρ的渐近无偏估计,讨论了Fisher近似公式的精确性,并提出了新的计算公式。
This paper proves that ρ ( intraclass relative coefficient ) is a asymptotically unbiased estimation of ρ, examines precision of Fisher 's approximate formulae and Puts forward the exact formulae for the sampling variance of ρ .
-
方法随机对20例脑卒中后遗症期患者进行FCA和FIM评定,主要内容包括运动功能和认知功能二大项,对10例脑卒中患者进行FCA的组内相关系数的研究。
Methods Assessment of function using FCA and FIM are performed in 20 cases of stroke patients . The main content of assessment includes two parts : cognition function and motor function . The intraclass correlation coefficient ( ICC ) was calculated in 10 stroke patients .
-
组内相关系数的抽样方差的改进
A new research on the sampling variance of intraclass relative coefficients
-
组内相关系数在信度评价中的应用
Application of Intraclass Correlation Coefficient to Reliability Assessment
-
单卵双生子组内相关系数远高于二卵双生子;
Interclass correlation coefficients were higher in MZ twin pairs than in DZ twin pairs .
-
目的研究非独立数据组内相关系数ρ的抽样分布。
Objective To declare the distribution of inta unit correlation coefficient (ρ) of non independent data .
-
相比较而言,组内相关系数检验的应用前景更广阔。
Compared to Kendall 's W , intraclass correlation coefficients have a wide scope of application .
-
结果:各激素组内相关系数同卵双生大于异卵双生;
Results : The intraclass correlation coefficient was greater in the MZ twins than in the DZ twins .
-
用放射免疫法测定血清激素,以组内相关系数法分析各激素遗传度。
Serum androgens were measured by radio immunoassay . The genetic analysis was performed using interclass correlation coefficient method .
-
实验证明该超声系统具有良好的可重复性(组内相关系数ICC0.98)和可靠性(相对误差5%)。
It was demonstrated that the ultrasound system had a good reliability ( ICC 0.98 ) and a good reproducibility ( relative error 5 % ) .
-
组内相关系数检验是对关联度或相关性的参数检验,计算模型包括单向随机、双向混合和双向随机等三个模型。
Intraclass correlation coefficients are parametric measures of association or cor-relation , the models of whose computation involve one-way random , two-way mixed and two-way random models .
-
统计仿真的结果显示,组内相关系数是不错的信度估计量,但皮尔逊相关系数较会有高估的情况。
The results of statistical simulation reveal that intraclass correlation coefficient is a good estimator of reliability , while Pearson correlation coefficient over estimates the reliability in many conditions .
-
结果重复测量资料组内相关系数的抽样分布类型随ρ的数值大小而变化,ρ小于0.5时为正偏态,ρ大于0.5时为负偏态,接近0.5时,近似服从正态分布。
Results The type of sampling distribution varies with the ρ . When ρ is less than 0.5 , ρ is distributed which has positive skewness , When larger than 0.5 , ρ is distributed which has negative skewness , and about 0 . 5 , then distribution is normal .
-
同类〔组内〕相关系数意义相近的词或词组
Internal correlation coefficient a word or phrase of similar meaning
-
采用组内和组间相关系数和独立样本t检验来检验FRT方法的信度。
Intra-and inter-class correlation coefficient ( ICC ) and independent-sample t test were used to test the reliability of FRT .