2. REVIEW STAGES AND QUALITY AND RELEVANCE APPRAISAL

There are at least the following ways in which the assessment of quality and relevance can occur in the process of a synthesis review: When and in what manner are such appraisals made and to what effect? There are many tools for assessing the quality of different types of research. In addition, there are issues of appropriateness of the method and focus of the research to the appraisal of the evidence provided by a study to answer a review question. Dimensions of quality and relevance appraisal:- Quality of execution of study (so generic and not specifi c to a specifi c review)- Appropriateness of research design to answer the review question (so review specifi c)- Relevance of the focus of the study (so review specifi c). This can include propriety of legal and ethical research- Decisions can be: (i) exclusion of studies not meeting the criteria (and thu