Evidence-Based search filters for PubMed

To search for evidence-based information in Medline via Pubmed, apply the following filters to your search.

1. Decide what type of question you are asking based on the filter categories below.
2. Click on that category. You will be transported into Pubmed and the filter search will have been run.
3. Search your topic. It is best to first search using MeSH. To learn how to do this, read the Searching with MeSH.

overview - ("meta analysis"[Publication Type] OR "practice guideline"[Publication Type] OR "review"[Publication Type])

therapy - ("randomized controlled trial"[Publication Type] OR "meta analysis"[Publication Type] OR "practice guideline"[Publication Type])

prognosis - ("prognosis"[MeSH Terms] AND ("cohort studies"[MeSH Terms] OR "case-control studies"[MeSH Terms]))

diagnosis - ("sensitivity and specificity"[MeSH Terms] AND "diagnosis"[Subheading])

harm/adverse effect - ("chemically induced"[Subheading] AND ("adverse effects"[Subheading] OR "poisoning"[Subheading] OR "toxicity"[Subheading] OR "contraindications"[Subheading]))