stratified analysis

Essential hypertension was statistically associated with age, sex, BMI, snoring, family hypertension history, heart rate, ALT, UA, TG, TC, VLDL and DD+ AC gene type after single factor and stratified analysis.

经过单因素分析及分层分析，年龄、性别、打蔚、肥胖、高血压家族史、脉压差、心率、血生化指标中ALT、UA、TG、TC、VLDL以及DD+AC联合基因型与EH有关。

After research and analysis the root of troubles, we find that traditional teaching management and examination evaluation system can not adapt to the Class-Selection System of stratified teaching method.

经过研究和分析问题根源，发现传统的教学管理层面与考核评价系统办面无法适应走班制分层教学的实施，住实践中引起各种问题的出现又阻碍了走班制分层教学要体现的优势。

An analysis of vertical time field of elastic wave in 2D stratified model

二维层状模型中弹性波垂直时间场的研究

Application effect analysis and operation management of coal stratified combustion equipment

原煤分层燃烧装置使用效果分析及运行管理

To control confounding factors, stratified analysis for serum Cu was made.

为排除混杂因素的影响，作者还对血清铜据不同的分层特征进行了分层分析。

Stratified Analysis on Daily Average Prices of 282 kinds of Chinese Patent Medicines

282种中成药日均价格的分层调查与分析

Dynamic Analysis of Elastic Stratified Soil Problems by Using Thin Layer Method with Quadratic Shape Function

用二次形函数薄层法分析弹性层状地基中的动力问题

DESIGN: Case control observation and stratified analysis.

设计：病例-对照观察，分层分析。

Optimum Research on Slotted-pipe Diffuser of Naturally Stratified Water-storage Tank The Analysis of Influencing Factor on Performance of Thermal Stratification Tank with Porous Diffuser

自然分层型水蓄冷条缝形布水器的优化研究多孔布水器蓄冷水槽性能影响因素分析

DESIGN: Cluster sampling and stratified analysis.

设计：整群抽样，分层分析。