Practicing Evidence-Based Medicine: Strategies for Finding the Evidence

Practicing Evidence-Based Medicine: Strategies for Finding the Evidence
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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

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