以往认为这种偏倚的校准是非常困难的。
It was considered very difficult to correct the analytical bias.
我们使用倒漏斗图形对出版偏倚的报道进行评价。
We used a funnel plot to evaluate reports for publication bias.
这是最重要的终点，以及为最小程度受制于研究者偏倚的一个。
It is the most important endpoint and the one that is least subject to investigator bias.
我们认为在关于出版偏倚的报告中，无证据表明出版偏弃的存在。
We found no evidence of publication bias in reports on publication bias.
方法：阐明利益冲突的基础、对于偏倚的态度以及减少偏倚的方法。
Methods. The basis for conflicts of interest, manner in which bias may be introduced, and methods to reduce bias are presented.
有时，这样做能增加数据的可用性，尽管分析者应意识到报告偏倚的可能性。
Sometimes it might be chosen to maximise the data available, although reviewers should be aware of the possibility of reporting biases;
治疗效应可能会出现较大的随机波动从而导致偏倚的产生，特别是在试验的早期。
Bias may arise because large random fluctuations of the estimated treatment effect can occur, particularly early in the progress of a trial.
目的：(1)探讨抑郁症患者是否存在注意偏倚，并分析其注意偏倚的时程特征。
Objective: (1) To investigate whether clinically depressed patients show attentional bias and the time characteristics of their attentional bias.
在进行真实性评价时，可根据分界点以上范围内存在偏倚的危险度对研究加以分类。
Assessments of validity would then categorise studies by the risk of bias within the range above the inclusion cut-point.
大部分关于钙离子通道阻滞剂中毒治疗的研究文献的证据是不一样的、偏倚的，低质量的。
The majority of literature on calcium channel blocker overdose management is heterogenous, biased, and low-quality evidence.
例如，对高度主观性的结果如疼痛，评价者可决定仅纳入对受试者实施盲法以防止实施偏倚的研究。
For example, for highly subjective outcomes such as pain, reviewers may decide to include only studies that prevent 'performance bias' by blinding participants.
问题在于，我们每个人对一个网站是好还是坏的感知，是受我们个人背景和行业特性的影响而有所偏倚的。
The problem is that each of our perceptions of how 'good' or 'bad' a Website is, is skewed by our personal backgrounds and specialties within the industry.
偏倚的类型主要包括文献发表性偏倚、文献查寻偏倚和文献筛选偏倚，其中最难克服的是文献发表性偏倚。
The type of bias mainly includes publication bias, literature retrieval bias and literature inclusion bias, amo ng which the publication bias is the hardest overcome.
应对出版性偏倚的新型方法：对FDA试验注册数据库和相关期刊杂志中有关抗抑郁药的试验进行次要分析。
Novel methods to deal with publication biases: secondary analysis of antidepressant trials in the FDA trial registry database and related journal publications.
在分离的LV上以相同方向、均匀的切片，使用无偏倚的立体学方法，评估心肌细胞核总数、每个心肌细胞的细胞核数。
Isotropic, uniformly random sections were cut from theisolated LV, and the total number of myocyte nuclei and the average number of nuclei per myocyte were estimated using unbiased stereology.
与已有的融合方法相比，文章提出的神经数据融合方法具有非偏倚的统计特性而且不需要关于噪声协方差的任何先验知识。
Compared with the existing fusion method, the proposed neural data fusion method has an unbiased statistical property and does not require any prior knowledge about the noise covariance.
调查开始之前以及病症流行后期阶段所经过的时间越长，则所产生的偏倚越大。
The bias was greater the longer the period elapsed before the survey and in later stages of the epidemic.
这些估算结果与模型输出一致，其中具体的偏倚情况视不同的艾滋病毒病毒感染程度和阶段以及死亡率背景而有所不同。
These estimates were in agreement with the output from the model, in which the bias varied according to the magnitude and stage of the epidemic of HIV infection and background mortality rates.
研究中存在的这种偏倚可能产生假阴性结果。
The consequences of this bias may be false-negative studies.
与艾滋病毒病毒有关的母亲及其子女死亡的相关性可能会使婴幼儿死亡率的调查估算数据产生偏倚。
The correlation between the HIV-related deaths of mothers and their children can bias survey estimates of early child mortality.
另外一个关于决定筛查价值的问题是，筛查导致领先时间偏倚(lead time bias)。
Another problem with determining the value of screening is that it results in “lead time bias.”
本研究的不足(局限)在于(由此产生的)医生的偏倚有可能妨碍或延迟治疗老年患者。
A limitation of this study is that physician bias may have precluded or delayed initiation of treatment in older patients.
在小样本研究中，尽管采用了随机法，但两组间偏倚还是很容易发生的。
In studies with small sample sizes, imbalances between the two groups can easily occur despite randomisation .
研究人员承认研究也有一定局限性，包括可能的选择偏倚、种族误判和不准确的调查问卷等。
The researchers acknowledge study limitations, including possible selection bias, misclassification of race and inaccurate responses to questionnaires.
许多通常的多媒体信号处理，如剪切、滤波、感知编码等，引起了水印信号衰落状的偏倚。
Many common multimedia signal processing, including cropping, filtering, and perceptual coding, make watermark signal fading-like modification.
第二组研究了与马里兰州不接壤的州，以避免因人们从附近税收较低的州购买酒类而产生的偏倚。
The second group looked at states that did not share a border with Maryland, in order to avoid bias from people buying liquor in nearby states where the taxes were lower.
评价者可以选择只纳入随机对照试验来尽可能避免偏倚，但这种方式并不能同时保证文献的相关性甚至会漏掉一些高相关性的文献。
In order to minimise bias, reviewers may choose to include only randomised controlled trials (RCTs) in their reviews. While this approach minimises bias it may not always ensure relevance.
结论在对医院资料进行统计分析时，应遵循观察性研究的原则和方法，以避免可能存在的信息偏倚、选择偏倚和混杂偏倚。
Conclusion The principles and methods for observational studies should be followed to reduce information bias, selection bias and confounding bias in statistical analysis of hospital data.
研究人员认为，这一较低的死亡率不是隆胸本身的结果，而是由于双重选择偏倚。
The researchers insist that this lower mortality rate is not the result of the breast augmentation procedure itself, but rather of a double selection bias.
研究人员认为，这一较低的死亡率不是隆胸本身的结果，而是由于双重选择偏倚。
The researchers insist that this lower mortality rate is not the result of the breast augmentation procedure itself, but rather of a double selection bias.
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