对于多种环境致病因素交互作用的本质问题,由于对词意的理解不同至今仍有争议。关于“交互作用”、“效应修正”和“协同作用”等术语的解释相当混乱。有些作者试图从统计学上给这些术语下定义以便澄清这些概念。从统计学上讲存不存在交互作用取决于所选用的模式。表示两种危险因素(例如吸烟和一种职业 The nature of the interaction of a variety of environmental causative agents is still controversial due to differences in understanding of word meaning. Explanations of terms such as “interaction,” “effect correction,” and “synergy” are rather confusing. Some authors attempt to statically define these terms in order to clarify these concepts. Statistically speaking, there is no interaction depending on the model chosen. Indicate two risk factors (such as smoking and one occupation