Integrative review: what is it? How to do it?

INTRODUCTION The integrative review is the methodology that provides synthesis of knowledge and applicability of results of significant studies to practice. OBJECTIVE To present the phases of an integrative review and the relevant aspects to be taken into account when using this methodological resource. METHODS This study was based on bibliographic search and on the experience of the authors when performing an integrative review. RESULTS Presentation of the six stages of the integrative review process: preparing the guiding question, searching or sampling the literature, data collection, critical analysis of the studies included, discussion of results and presentation of the integrative review. CONCLUSIONS Considering the need to assure care based on scientific evidence, the integrative review has been identified as a unique tool in healthcare for it synthesizes investigations available on the given topic and guides practice based on scientific knowledge.