1) fresh air proportion
新风比例
2) proportional hazard
比例风险
1.
Objective The proportional hazards assumption and the influential cases in Cox regression for survival data were assessed with software packages SAS 8.
5软件包对生存资料Cox回归中比例风险假定和影响点进行考察与识别,并比较两者输出结果的异同。
3) fresh air ratio
新风比
1.
Based on the method, compares the concentration of biological particle and safe distance under different fresh air ratio .
提出了一种计算带有回风的空调系统中污染物浓度的方法 ,基于这种方法 ,比较了不同新风比下的室内生物颗粒浓度和安全距离。
2.
Illustrates the effect of supply air velocity,fresh air ratio,cleaning efficiency and heat source intensity on the airborne pollutant transportation.
采用雷诺应力模型(RSM)描述了室内空气和污染物对流输运过程,并详细探讨了复合窗式空调系统的送风速度、新风比、净化效率和室内热源强度等对室内气态污染物对流输运过程的影响。
4) burning gas-wind in proportion
风-气比例燃烧
5) Cox proportional hazard model
Cox比例风险模型
1.
Adjusted empirical likelihood in Cox proportional hazard model
Cox比例风险模型中的校正经验似然方法(英文)
2.
Cox proportional hazard model was used to identify the statistically significant prognostic factors in the 6 poten.
方法回顾性调查97例舌癌患者的住院病历和随访记录,采用Cox比例风险模型对性别、年龄、T分期、原发灶治疗方式、颈部处理方式和肿瘤细胞分化程度共6个可能影响患者无病生存率的因素进行筛选,Kaplan-Meier法对各影响因素进行生存率分析并计算生存率,log-rank法比较各因素不同水平生存分布的差异。
3.
A multivariate analysis was performed in these patients by the computer s Cox proportional hazard model.
选择 15个可能对胆管癌切除术后预后产生影响的非重复性特征性临床因素 ,通过Cox比例风险模型对胆管癌切除术后患者预后进行多因素分析。
6) Cox proportional hazards model
Cox比例风险模型
1.
Cox proportional hazards model was used to analyze the statistically significant prognostic factors.
采用Cox比例风险模型进行预后因素筛选,Kaplan-Meier法进行影响因素及生存率的分析。
2.
This paper discusses maximum likelihood estimation in Cox proportional hazards model under linear inequality restrictions with missing covariates.
研究了Cox比例风险模型中协变量部分缺失且参数满足线性不等式约束下的极大似然估计问题。
3.
The relation between risk factors and survival time and status was analysed by Cox proportional hazards model.
方法收集75例重型肝炎患者(存活组39例,死亡组36例)28项临床指标,采用Cox比例风险模型研究影响重型肝炎患者生存的危险因素与生存状态及生存时间的综合性量化关系。
补充资料：新风
1.新风气;新风尚。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条