4_DEAS_SR_help_text.txt

Once a final set of studies has been obtained, meta-data (descriptive information about the study and its methods) and study findings should be extracted. Each study in a review should also be carefully appraised according to a tried and tested critical appraisal tool. Finally, data from studies should be prepared for synthesis (for example calculating effect sizes and variability) and synthesized using appropriate qualitative or quantitative methods.<br><br><em>Read more about DEAS stages in the CEE Guidelines at <a href="http://www.environmentalevidence.org" target="_blank">environmentalevidence.org</a></em>