Search filters include both terms to retrieve quality results for inquiry types, as well as search lines with study types to help sort results for critical appraisal. For some clinical questions it may be appropriate to combine portions of more than one filter.
1. Meta Analysis[pt] OR meta analy*[tw] OR metaanaly*[tw] OR systematic review*[tw] OR "published studies"[tw] OR medline[tw] OR embase[tw] OR data synthesis[tw] OR data extraction[tw] OR Cochrane Database Syst Rev[ta]
If retrieval is low, consider including systematic review filter from PubMed Clinical Queries: systematic[sb]
If appropriate, consider including the MeSH term: meta-analysis as topic[mh]
2. Randomized Controlled Trial[pt] OR random*[tw]
If appropriate, consider including the MeSH term: randomized controlled trials as topic[mh]
3. Clinical Trial[pt] OR Multicenter Study[pt] OR trial[tw] OR trials[tw] OR multicenter[tw] OR multicentre[tw] OR multi center[tw] OR multi centre[tw] OR placebo*[tw] OR double blind*[tw]
If appropriate, consider including the MeSH term: clinical trials as topic[mh]
4. Guideline[pt] OR Practice Guideline[pt] OR guideline*[tw] OR Consensus Development Conference, NIH[pt] OR Consensus Development Conference[pt] OR consensus[tw] OR Consensus[mh] OR recommend*[ti]
If appropriate, consider including the MeSH term: guidelines as topic[mh]
5. Treatment Outcome[mh] OR outcome*[tw] OR evidence based[tw]
Search Pearls:
> If no evidence-based material is found, consider limiting to Reviews[pt]
PubMed search filters were developed by FPIN Librarians at the University of Washington. For more information about the FPIN search filters, please contact the FPIN Librarian Coordinator .