stepwise regression

Methods QOL of 260 patients with CHB and 260 healthy controls were evaluated by Mos SF 36, and QLI scores, single and multiple stepwise regression analysis were made to assess the factors affecting QLI.

方法采用SF36量表，对260例慢性乙型肝炎患者和260例正常对照进行QOL测量与评价，并对QOL的影响因素进行单因素分析和多因素逐步回归分析。

The Model of Stepwise Regression for Metal-cutting Processing

金属切削加工中逐步回归模型

And the data were analyzed by Multi-Stepwise Regression.

将调查所得数椐进行多元逐步回归分析。

A stepwise regression analysis was made using the maidenhair tree annual seed yield of 17 years ( 1962~ 1978) in Changxing County as dependent variable ( y) and 33 climatic factors of these years as independent variable ( x).

以浙江长兴县1962～1978年17a的银杏年产果量和各年度的33个气象因子进行逐步回归分析，结果表明有5个气象因子对产量的影响最为显著。

It indicated that BP neural network method performed better than multivariate stepwise regression models, as the sum of quadratic error of prediction by BP neural network model was less than by the regression method.

以误差平方和为标准的比较结果表明，BP神经网络模型的预测效果总的来看要优于多元线性回归法。

The author chooses economic index with analysis of the relationship between the amount of tax revenue and economy, and builds Stepwise Regression Tax Forecasting Model in order to obtain forecasting results with empirical test.

通过对税收收入总量与经济总量关系的分析确定所选取的经济指标，并在此基础之上建立税收收入的逐步回归预测模型。通过对模型的实证检验得到相关的预测结果。

Pattern Recognition and Stepwise Regression Technique Applied to Research of Steel Ingot Mould Wash

模式识别和逐步回归在研制钢锭模涂料中的应用

A stepwise regression analysis of the relation between diet nutrition and the incidence rate of stroke

膳食营养因素与脑中风发病率关系逐步回归分析

Stepwise regression analysis revealed that the main factors contributing to efficacy of risperidone were paranoid type, single or combined with other antipsychotic drugs, onset age and premorbid character.

逐步回归分析揭示，影响利培酮治疗精神分裂症效果的主要因素为：偏执型、用药方式、发病年龄和病前性格；

The logistic multiple stepwise regression analysis showed that the history of the positive developmental delay, language delay and the frequency of the speech therapy were related to the therapy effect.

Logistic多元回归分析表明发育迟缓、语言迟缓和治疗频度与疗效有关。

The result of stepwise regression analysis showed that many factors ( including heredity, nutrition, physical activity, birthweight, starting time of independent walk, child's attender and paternal occupation) may influenced the constitution of children.

对影响体质的有关因素进行了逐步回归分析。结果表明：学前儿童体质受遗传、营养、体育锻炼、出生体重、开始独立行走时间、儿童的主要照顾者及父亲职业等多方面影响。

The regression equation was established stepwise simultaneously.

并通过逐步回归建立了回归方程.

The safety thickness of roof forecasting model is obtained by stepwise regression analysis.

本文最后还分析了顶拱裂隙对安全顶板厚度的影响.

The data was analyzed by chi-square, stepwise regression analysis and covariance statistics.

资料用卡方检验 、 逐步回归和协方差分析等.

Multiple stepwise regression analysis on the influencing factors related to the prognosis of larynx cancer

影响喉癌患者预后因素的多元逐步回归分析

Stepwise regression analysis on the factors affecting straight leg raising test

直腿抬高试验影响因素的逐步回归分析

A Multiple Sieving Stepwise Regression Method for Feature Selection and Its Application

多重筛选逐步回归特征选择法及其应用

Soft-sensor model based on multiple stepwise regression method and back propagation method

基于多元逐步回归和反向传播方法的粗汽油干点软测量模型

A stepwise multiple linear regression analysis showed that HDL-C, FPG, WC , BF % enter the regression equation.

多元逐步回归分析发现血清 高密度 脂蛋白胆固醇 、 空腹血浆葡萄糖 、 腰围 、 体脂含量进入回归方程.

Stepwise Regression Applying in the Policy Decision of the Pig Production

逐步回归在牲猪生产决策中的应用

Multiple stepwise regression analysis showed that the changes in night time pulse pressure and AOD were closely related to LVMI ( P < ( 0.001)).

经多元回归分析结果显示：夜间平均脉压和AOD与LVMI的关系最密切（P

A Correlation Study of Clinicopathologic Factors and Cell Anaplasia in Nasopharyngeal Carcinoma ( NPC) by Stepwise Regression Analyses

用逐步回归方法探讨与鼻咽癌细胞间变有关的因素

The result of stepwise regression analysis showed the RH and the precipitation in the three days before investigation and in the ten days before the investigation were the key factors affecting the apothecium number.

逐步回归分析结果表明调查日前三天的相对湿度和降水量，调查日前十天的相对湿度和降水量是影响田间子囊盘数量的最主要因素。

And distillation, related factors negatively correlated by multivariate linear stepwise regression analysis, Taiyin, Shaoyin Obsessive-Compulsive, Interpersonal Sensitivity, Depression, Anxiety, sublimation to body of significant factor score prediction function. 3.

相关因素经多元线性逐步回归分析，抑郁、焦虑、强迫症状、人际关系敏感、太阴、少阴因子对网络成瘾得分有显著的预测作用。

The influencing factors were found with stepwise regression model to be audiphone wearing. education fee and the begin-ning age of education.

经多元逐步回归分析显示与聋儿智力发育有关的主要因素有：是否选配助听器、家庭教育经费投入及开始受教育年龄。

Stepwise regression analysis was used to build mathematical model of radial keratotomy ( RK), for analyzing factors influencing on the result, and predicting the RK result.

本文运用逐步回归方法建立放射状角膜切开术预测系统的非线性数学模型，分析各因素对手术效果的影响。

Prediction of the third molar coronal size of canines by stepwise regression analysis

运用逐步回归分析预测未萌第三磨牙冠宽

METHODS All data were dealt with SPSS and analysis of variance and stepwise regression analysis were performed.

方法资料来源于10295例肝炎病例首页数据，应用SPSS软件包，进行方差分析、多元逐步回归分析。

T test and stepwise multiple regression were applied in the statistical analysis.

并应用t检验和多逐步回归进行统计学分析。

The author set up two models respectively with stepwise regression and partial leastnonlinear multiple peak values.

作者基于经验数据分别运用逐步回归和偏最小二乘回归方法建立了两个模型.