CPG selection and collected variables
Two team members (LEC, GTF) extracted in duplicate the CPGs characteristics, disagreements were solved by discussion. Recorded variables were: Year of publication, type of CPG (Full Update/Partial Update), librarian involvement, number of questions, adaptation strategy, type of studies included (International Guideline, Non-Cochrane and Cochrane Systematic Reviews), quality assessment for GCPs and Systematic Reviews, number of articles obtained by the search strategy, the use of GRADE approach, adherence to the GRADE framework, recommendations systems, type of recommendations, number of recommendations and good clinical practice statements.