The summary relative risks (RRs) were estimated by the random effects model.
利用随机效应模型来估计相对危险度。
The random effects estimate and its confidence interval address the question 'what is the average treatment effect?
随机效应估计和它的可信区间会提出这样一个问题,“平均效应是什么?”
Variance component model of the random effects of covariance matrix unit for the "Linear model introduction" matrix has been studied.
方差分量模型的随机效应的协方差为单位阵时《线性模型引论》已进行研究。
When the answers do not coincide, the random effects estimate may not reflect the actual effect in any particular population being studied.
当答案不一致时,在任何一个被研究的总体中,随机效应估计也许不能反应真正的效应。
Where significant or apparent heterogeneity was found, results were reported using the random effects model and potential causes of the heterogeneity were sought.
若结果有显著差异则报告以随机效应模式呈现,并探讨可能的原因。
Based on panel data, the fixed effects model and the random effects model are used to estimate the performance of agriculture loan in the period from 1999 to 2002 in China.
文章基于面板数据,利用固定效应估计法和随机效应估计法,对我国在1999年至2002年间农业信贷的绩效作出实证研究。
The effect of deep tube well use on the incidence of childhood diarrhoea was assessed using a random effects negative binomial regression model.
采用随机影响负二项回归模型,评估深管井的使用对儿童发生腹泻的影响。
The only backing music is a keyboard playing seemingly random notes, and a voice in the background with some effects.
唯一的背景音乐是似乎弹奏出随机音符的键盘,以及一些略带特效的背景声音。
Several studies have been done on the psychological effects of random rewards on monkeys.
有人用猴子做了研究,以观察随机回报对心理的影响。
The model represents our lack of knowledge about why real, or apparent, treatment effects differ by considering the differences as if they were random.
这种模型表明了我们知识的一种缺乏,这都是为什么真正的、显著的效应的差别要通过这样一个随机模型。
CONCLUSION: multivariate random coefficients model can effectively analyze the dynamic change trend and random effects of multivariate repeated measures data in medical research.
结论:多变量随机系数模型可有效地进行多变量重复观测数据的动态变化趋势分析以及随机效应分析。
This paper makes thorough analyses for the effects of the random errors with modern statistics and achieves useful conclusions.
从现代数理统计的角度,对这种随机误差的影响进行较深入的分析,得出了有益的结论。
It is difficult to establish the validity of any distributional assumption, and this is a common criticism of random effects meta-analyses.
建立一个有效的分布形式是很困难的,这也是随机效应模型通常被批评的原因。
Note that a random effects model does not 'take account' of the heterogeneity, in the sense that it is no longer an issue.
注意随机效应模型没有考虑异质性,在某种意义上,它不是一个议题。
The free surface effects of random wave forces are studied by means of nonlinear spectral analysis and a new calculating model is proposed.
应用非线性谱分析法对随机波浪载荷的自由表面效应进行了研究,提出了一种新的计算模型。
Care must be taken that random effects analyses are applied only when the idea of a 'random' distribution of treatment effects can be justified.
我们应该小心,只有当治疗效应的随机分布的思想被校正的时候,随机效应分析才能被应用。
The basic method of forecasting the tactical effects of position finding and firing system and a new method of generating pseudo random numbers using computer are introduced in brief.
本文简要地介绍了用计算机预测定位射击系统战术效果的基本方法以及一种新的随机数产生方法。
The detection of multiple outliers in random effects models of the unbalanced one-way classifications is studied in this paper.
研究了非平衡单向分类随机效应模型中多个异常值的检验问题。
We've just gotten a glimpse of the severe effects of random microscopic changes on biological life.
我们刚刚步入一瞥严重影响微观随机变化对生物生命。
Meanwhile, the result showed by random effects test demonstrated that basal area models of provenances planted on the same region was of no significant difference.
随机效应检查的结果表明,同一地区不同种源的断面积模型相同。
In this paper, frequency selective surfaces (FSS) with random distributed resistive film patch has been proposed, and the effects on composite absorbing material with the FSS have been studied.
研究了由随机分布的电阻薄膜构成的频率选择表面(FSS)对复合材料电磁波吸波性能的影响。
The effects of random sensor motion on bearing estimation are investigated.
本文研究了阵元随机扰动对方向估计的影响。
With the help of computer simulation, the effects of random phase errors on the fiber Bragg gratings with different chirps are compared.
通过数值模拟,得到了随机相位误差对不同啁啾量的线性啁啾光纤光栅的影响。
The random genetic effects in the model are able to be predicted by the Adjusted Unbiased Prediction (AUP) approach with MINQUE (0/1) method.
该模型中的随机遗传效应则可用MINQUE(0/1)法作调整无偏预测。
The effects on planting density and the amount of fertilizer applied to the yield components of several wheat varieties are studied by mean of random design.
采用随机区组设计,研究种植密度与施肥水平对几个小麦品种(系)产量构成的影响。
We discussed the nonlinear models with random effects, presented the theory and methods for the models with large nonlinearity.
该文研究了非线性随机效应模型,为非线性张度大的模型提供了理论和方法。
Results Repeated measurement obtained reasonable results by the fixed and random effects along with efficient estimate of covariance matrix.
结果通过固定效应与随机效应及对协方差矩阵的估计,使重复测量数据得以合理的分析。
By random vibration theory, the effects of dam height and foundation stiffness of gravity dam on its seismic response are studied.
应用随机振动理论,研究了坝高和坝基刚度对重力坝地震响应的影响规律。
Methods: the perspective method of epidemiology, which carries on clinical experiments at random, is adopted and comparisons are made from the perspective of the costs and effects of the drugs.
方法采用前瞻性的随机临床试验的流行病学方法,从用药成本和效果进行分析比较。
The many electron effects on the barrier D - center in a strong magnetic field are investigated in the framework of static random phase and long wave limit approximation.
利用无规相近似,讨论了长波极限强磁场条件下垒D-心的多电子效应。
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