Practicing Evidence-Based Medicine: Strategies for Finding the Evidence
This guide provides practical tips and methods for healthcare professionals to locate, assess and apply relevant evidence in clinical decision-making. Written by experts in the field, it offers strategies for efficient searching of various databases, critical appraisal of studies, and integration of evidence into patient care.
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Slide1How to practice EBM: Finding the Evidence How to practice EBM: Finding the Evidence Owen Coxall, Tatjana Petrinic & Nia Wyn Roberts Bodleian Health Care Libraries
Slide2Session objectives Session objectives Formulate a focused question Turn a focused question into a search Search TRIP & PubMed
Slide3Formulate a focused question Formulate a focused question P atient / P roblem / P opulation I ntervention C omparison O utcome
Slide5Focused question Focused question P : Pregnant smokers I : nicotine replacement C : N/A O : cessation Is nicotine replacement therapy an effective and safe smoking cessation treatment in pregnant women?
Slide6Quick search Quick search TRIP www.tripdatabase.com PubMed Clinical Queries www.pubmed.gov
Slide7Hands-onHands-on Formulate a focused question ◦ Use your own question or one of the examples in your pack ◦ Record the search terms you’re using Run a quick search on TRIP www.tripdatabase.com Run a quick search on PubMed Clinical Queries www.pubmed.gov
Slide8Run a full search strategy Why bother? Run a full search strategy Why bother? Too few results Too many results Irrelevant results Submitting a funding proposal Writing a guideline Conducting a systematic review
Slide9Combine terms with OR Combine terms with OR smoking tobacco Smoking OR tobacco – either term can be present
Slide10Combine terms with AND Combine terms with AND Smoking AND cessation – both terms must be present cessation smoking
Slide11Quick tips Quick tips Take a common word stem and look for spelling variations e.g. ◦ smok* - will retrieve papers smoking, smoker, smokers… but also smoked salmon Phrase searching ◦ Use double quote marks if you want words to appear next to each other e.g. “smoking cessation”
Slide12Develop a search strategy Develop a search strategy 1. pregnan* 2. smoking or smoker* 3. nicotine replacement OR nicotine patch* 4. cessation OR stop* OR quit* 5. 1 AND 2 AND 3 AND 4
Slide13Perform a search on PubMed Perform a search on PubMed
Slide14Searching tips: PubMed Searching tips: PubMed Subject searching - use MeSH ◦ Subject headings added to articles on Medline ◦ Search the MeSH Database Finding similar articles – use the ‘Related articles’ link
Slide15Hands-onHands-on Take your focused question: ◦ Run further searches on PubMed http://www.pubmed.gov
Slide16HelpHelp Finding the Evidence tutorials: ◦ EBM web-site – EBM tools – Finding the Evidence http://www.cebm.net PubMed ◦ Short online tutorials ◦ Quick guides to PubMed – basics, MeSH search and MyNCBI http://www.nlm.nih.gov/bsd/disted/pubmed.html