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. 2015 Nov 17;10(11):e0142187. doi: 10.1371/journal.pone.0142187

Table 4. Potential utility of a logic model in a systematic review by review stage.

Stage (see [6]) Stage processes Potential utility of a logic model
Review initiation Forming review team; Engage stakeholders Possible added value as a tool for early communication with stakeholders
Review question and methodology Formulate question, conceptual framework & approach Added value in defining and refining conceptual aspects of the review including: scope, boundaries, study types and methods, appropriateness, PICO criteria, identification of uncertainties and areas of focus, understanding how the review will work
Search strategy Search and screen for inclusion using eligibility criteria Developing search strategy including defining concepts, making choices around databases, the number/types of searches, developing eligibility criteria for results, identifying appropriate study designs
Description of study characteristics Code to match or build a conceptual framework Aid in the design of data extraction forms
Quality relevance and appraisal Apply quality appraisal criteria Unclear
Synthesis Use conceptual framework, study codes & quality judgements Identify and justify outcomes and as aid to pre-specifying and justifying sub-group analyses; identify potential areas for focussing on during narrative synthesis or focussing parts of the qualitative synthesis
Using reviews Interpret & communicate findings with stakeholders As a dissemination tool when communicating review findings; as a tool for communicating new knowledge and theories deriving from the review in the form of a theory of change
Project Management Throughout Identifying dependencies and sequences in undertaking the review; communication tool throughout the review