Adaptive intervention(AI)is a methodology which dynamically evaluates adaptive variables at decision points and timely adjusts and develops tailored strategies to meet individual needs.The study reviewed the origin and development and elaborated the core elements(including intervention outcomes,intervention options,decision points,tailoring variables,and decision rules)and the classification of AI.Based on the literature,the key points of the design and implementation of AI were prospected,which can provide evidence for the research and development of health behavior intervention.
Keywords: adaptive intervention; behavior intervention; decision point; just-in-time adaptive intervention; tailoring variable.