Taking advantage of the analysis of the bias, an unbiased correlator without multiplier is deduced for Gaussian process and sinusoidal wave with random phase.
利用偏差分析的结果，可以得出一个对正态过程和随机相位正弦波都是无偏的不用乘法器的相关器。
Results. The final recommendations are divided into 7 categories: objectives, literature search, inclusion criteria, risk of bias assessment, data extraction, data analysis, and updating your review.
结果：最后建议被分为7个类别：目的，文献检索，纳入标准，评估偏见的风险，数据提取，数据分析，更新您的评论。
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.
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。
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