rat studies can be very useful in assessing human effects, because studies of people can be hampered by complex confounding factors which could include cigarette smoking, wealth or urban living.

conclusion confounding factors can be better controlled between study group and the control group by applying cluster-randomized method on vaccine trail which enabled the intervention to be more scientifically evaluated;

结论组群随机抽样法应用于大规模疫苗效果观察试验，能较好地控制组间混杂因子，使干预的实际效果得到科学的评价；

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single variable and multivariate conditional logistic regression analysis were used to analyze risk factors. the confounding factors were excluded, and the risk factors were found by using logic analysis.

应用1：1条件logistic回归进行单因素和多因素分析，排除混杂因素、逻辑分析和病因推断，寻找可能的危险因素。

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in conclusion, qrs scoring system is of great value in estimating anterior myocardial infarction size, but less accurate for patients with confounding factors on ecg.

认为QRS计分系统对估测前壁心肌梗死具有良好的实用价值，有心电学干扰因素时不够精确；

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we estimated the incidence rate of suicide-related events and used logistic regression to compute odds ratios, controlling for confounding factors.

我们对自杀相关事件的发生率作出了评价，采用逻辑回归法计算出优势率，并对混淆因素进行了核实。

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it contains the methods of rude point and interval estimation and control of confounding factors of the etiologic fraction attributable to interaction.

它包括归因于相互作用病因学分数EF（AXB）粗的点估计、区间估计和控制混淆因素的方法。

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so we study the plant community characteristics of the mining area should be combined with vegetation species characteristics, diversity, community structure and other confounding factors.

对矿区植被群落特征研究应结合物种特性、多样性、群落结构和干扰因子来研究群落稳定性。

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the category-specific semantic deficits are objective phenomena, but not artifacts from some confounding factors.

语义范畴特异性损伤是一种客观现象，而不是一种来自混淆因素造成的假象。

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confounding factors in radiation epidemiology and their comparability between high background radiation areas and control areas in yangjiang, china

阳江高本底地区放射流行病学调查中混淆因素及对照人群可比性研究

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we used cox regression models to estimate the risk of cancer and adjust for potential confounding factors.

我们使用Cox回归模型来估计罹患癌症的风险并根据潜在的混淆因素进行校正。

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" even including all the confounding factors i could find, the risk reduction was still significant," he said.

他说，“即使考虑到所有能想到的混淆因素，（他汀类药物降低VTE）风险的作用仍很显著”。

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remote sensing imaging process affected by many factors, cloud is one of the most common confounding factors.

遥感成像记录地物信息时不可避免地受到很多因素的影响，云噪声是遥感图像中最常见的干扰因素。

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worls works raphael diplay in painter deeply influenced painters of the italian renaissance.

拉斐尔的作品对意大利文艺复兴时期的画家有着深远的影响.

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a dangerous thunderstorm with a sailor before he begins a new voyage at the sea, which will be thought of as a skeleton at the feast .

千万别在水手出航之前同他说海上风暴有多么危险，这是最令他讨厌的话题。

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i hate to work with john, who always seems to be a skeleton at the feast when he can't keep pace with the workmates.

我最不喜欢和约翰耕作，他总是跟不上同班工人的节奏，令人厌烦。

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as climate change and urbanization continue to reshape the ecological landscape, more species will leave their homelands-making the distinction between resident and alien a moot point. so, ask not where a species comes from. but whether it belongs.

随着气候变化和城市化继续改变着生态环境，越来越多的物种将离开它们的故乡，这也会使评判本土和外来物种越来越不重要。因此，不要再问一个物种从哪里来，而更应该关心这个物种是否对环境有益。

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however, the exception to the saving clause of a particular tax treaty might allow a resident alien to claim a tax treaty benefit on certain specified income.

也有例外作为税务法的特殊储蓄目的居民仍可被允许申报某种收入。

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a legal reflection on validation signature system on resident admit note

入院记录中患方确认签字制度的法律思考

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land usage refers to the way land is utilized for various purposes.

土地的利用指的是土地被用于不同用途的方式。

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it's not a phrase in common usage.

这不是一个常用短语。

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using a water meter may prove advantageous if your household's water usage is very low.

如果家庭用水量极低，使用水表可能会显示出优势。

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