Mediating variables are prominent in psychological theory and research. A mediating variable transmits the effect of an independent variable on a dependent variable. Differences between mediating variables and confounders, moderators, and covariates are outlined. Statistical methods to assess mediation and modern comprehensive approaches are described. Future directions for mediation analysis are discussed.

中文翻译：

---

中介分析。

中介变量在心理学理论和研究中非常突出。中介变量传递自变量对因变量的影响。概述了中介变量与混杂因素、调节变量和协变量之间的差异。描述了评估调解的统计方法和现代综合方法。讨论了中介分析的未来方向。