分类变量

分类变量资料判别分析在中医药科研中应用

Application of the discriminatory analysis of categorical variable data to TCM

结论将分类变量转化为哑变量分析是比较合理的方法。

Conclusion It is preferable to analyse after transforming categorical variable into dummy variables .

二项logistic回归分析是研究体育人口这种二分类变量与其他变量间关系的较好方法。

Binary logistic regression analysis is a good method of analyzing the formation of the sports population .

包含分类变量的COX模型及其应用

COX regression model with categorical variables and its application

目的总结和推广包含分类变量的COX模型。

Objective To sump up and extend COX regression model with categorical variables .

使用X2分析研究分类变量的分布。

The distribution of categorical variables was studied using X2 tests .

再次，建立0,1二分类变量，运用Logistic回归模型分析了职业声誉对基金经理人的激励效果。

Thirdly , we have analyzed the professional prestige about the fund managers ' incentive effect using the Logistic regression models by establishing 0 , 1 two classified variables .

分类变量Meta分析中偏倚的检测&Egger法和Begg法

Detection of Publication Bias in Meta-Analysis of Dichotomous Variable & Egger Test and Begg Test

方法对我院304例坏疽或非坏疽性胆囊炎病例进行回顾性分析，数值变量采用t检验，分类变量采用X2检验，并采用非条件logistic回归分析方法筛选胆囊坏疽相关危险因素。

Methods The data of 304 cases of acute cholecystitis with or without gallbladder gangrene were retrospectively analyzed with Student t test for numeric data , chi square analysis for qualitative data , and logistic regression for multivariant analysis .

本系统评价疗效资料均为分类变量，故以比数比或相对危险度（PetoOR或RR）及其95%可信区间（95%CI）表示效应量。

The results were expressed as Peto odds ratic ( Peto OR ) or relative risk ( RR ) and 95 % confidence intervals ( CI ) for categorical outcomes .

检验帕金森病组和对照组非处理因素的均衡性，其中连续性变量年龄进行t检验，分类变量性别和受教育程度进行x2检验。

Patient age , gender , and education level were compared between the study group and the control group . The t-test was used for continuous variables ( age ) and the chi-square test for categorical variables ( gender and education level ) .

以二分类变量逻辑回归模型对坡度和指数两个变量进行分析，发现引入TOBIA指数后，回归模型对已知滑坡拟合度由55%提高到71.5%，能有效提高区域滑坡灾害危险性区划结果精度。

The regression function has classified successfully increased from 55 % to 71.5 % of the overall slope population after index is added . The results show that TOBIA index can be a quantitative causative factor data source for landslide hazard assessment .

我国经济增长预测研究新探&基于分类变量的扩散指标法

Chinese Economic Growth Rate Forecasting : Based on Classification of Diffusion Index

对带有有序分类变量的统计模型的贝叶斯分析

Bayesian Analysis of Statistical Model with Continuous and Polytomous Variables

常用的填补方法都是针对于连续变量或者分类变量，本文针对混合型数据的填补方法展开。

Commonly used method to impute are for continuous variables or classification variables .

该方法的缺点是：考虑的协变量只能是分类变量。

This method is easy to implement , but it only accommodates discrete covariates .

一种新的质谱分类变量及在饱和醇醚中的应用

Development of a new spectra classifier and it 's application in saturated alcohol-and ether

分类变量关联性的一个应用

Application of the Dependency of Classifying Variable

分类变量资料采用χ2检验。

And the data from categorical variables were analyzed by x2 test . Rusults : 1 .

计数资料是由分类变量组成的，是研究不同类别或属性中频数的多少或频率大小所获得的资料。

Enumeration data is consisted of categorical variable . It is obtained by counting the frequency of the inhomogeneous data .

目的：运用分类变量资料判别分析，为中医的计量诊断提供一种统计分析方法。

Objective : To offer a new statistical method for quantative diagnosis of TCM by using discriminatory analysis of categorical variable data .

三组中数值变量资料的两两比较用方差分析；分类变量资料用χ2检验进行统计分析。

Analysis of variance was used to the numerical variables of three groups . χ 2 test was used to classification variables .

自变量中的某些分类变量都采用了虚拟变量的形式，以使回归结果有明确的解释意义。

Some dependent variables , belonging to category ones , served as dummy variables to make the regression result with a positively explanative sense .

本文把衡量分类变量关联性的方法应用于台风暴雨过程的因子分析，进而对暴雨过程进行预报。

A method for judging the dependency of classifying variable was applied to analyzing factors in typhoon and rainstorm process to broadcast the rainstorm process .

数值变量资料主要采用均数和（或）中位数进行描述，分类变量资料主要采用率、构成比进行描述。

Numerical variable data used the mean and ( or ) the median to describe , and the categorical variable data used rate , constituent ratio .

计算胆囊切除术后罹患原发性胆总管结石患者中的比例，并对行单纯胆囊切除术组与未行任何胆道手术组的相关分类变量和连续变量进行分析。

At the same time , classification variable and continuous variable were analyzed in cases with primary common bile duct stones in groups with or without cholecystectomy .

方法：利用广义估计方程分析结果指标为分类变量的重复测量资料，通过参数和标准误的估计得出统计学结论。

Method : The repeated measures data were analyzed with category variance outcome by GEE and conclusions were drawn according to the estimating of parameter and standard error .

在使用多个分类变量对样本进行交叉事后分层时，边缘总值已知、格子总值未知的不完全事后分层问题是估计时经常面临的情况。

When using post-stratification estimators to classify the sample , we often meet with the incomplete post-stratification , in which marginal counts are known but cell counts are not .

每组治疗前后变化采用配对资料t检验，组间比较采用单因素方差分析，分类变量资料采用卡方检验。

Each group changes before and after treatment use a paired t test , between group compares use the single factor analysis of variance , and categorical variable data use a chi-square test .

交通方式选择行为是出行行为研究中最受关注的内容之一，本文首先探讨了分类变量的独立性检验问题，为了解各个影响因素和选择行为的关系提供了统计检验方法。

So the first problem explored in this paper is the independence test of classified variable , which is helpful for us to comprehend the relationship of every effect factor and selection behavior .