Mechanisms of change within motivational interviewing in relation to health behaviors outcomes: a systematic review

摘要: Objective: Motivational interviewing (MI) has been identified as an effective treatment for health behaviors. Understanding the mechanisms of MI could have practical implications delivery. This review is first to examine within that affect behavior outcomes and summarizes evaluates evidence. Methods: A systematic literature search was conducted in PSYCHINFO, MEDLINE EMBASE identify studies delivered individual context behaviors, excluding addictions, investigated MI. Effect sizes were calculated. Results: 291 37 met inclusion criteria. Few included, mediation analyses. spirit motivation most promising Although self-efficacy researched, it not a mechanism Study quality generally poor. Conclusion: this indicated possible by which influence outcomes, also highlights more high research needed, looking at other or causal pathways outcomes. Practice implications: possibly plays important role may potentially be used evoke change talk links outcomes.