这个词是什么意思？
A type of statistical analysis used to understand, clarify, and explain the relationship and pathway between a presumed cause (an independent variable) and effect (dependent variable) with respect to causal links (mediating variables) and/or to analyze the effect of an intervention (mediating factor/variable) on an outcome.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000081983 · MeSH 2026。
Courtesy of the U.S. National Library of Medicine. Annual snapshot; later updates may not be reflected. NLM does not endorse this service.