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This lecture includes these contents: How to practice ebm, finding the evidence, formulate a focused question, develop a search strategy, perform a search on pubmed,... Invite you to consult this lecture.
How to practice EBM: Finding the Evidence Owen Coxall, Tatjana Petrinic & Nia Wyn Roberts Bodleian Health Care Libraries Session objectives Formulate a focused question Turn a focused question into a search Search TRIP & PubMed Formulate a focused question Patient / Problem / Population Intervention Comparison Outcome 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? Quick search TRIP www.tripdatabase.com PubMed Clinical Queries www.pubmed.gov Handson 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 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 Combine terms with OR Smoking OR tobacco – either term can be present smoking tobacco Combine terms with AND Smoking AND cessation – both terms must be present smoking cessation 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” Develop a search strategy pregnan* smoking or smoker* nicotine replacement OR nicotine patch* cessation OR stop* OR quit* 1 AND 2 AND 3 AND 4 Perform a search on 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 Handson Take your focused question: ◦Run further searches on PubMed http://www.pubmed.gov Help Finding the Evidence tutorials: ◦ EBM website – 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 ... http://www.pubmed.gov Help Finding? ?the? ?Evidence? ?tutorials: ◦ EBM website – EBM tools –? ?Finding? ?the? ?Evidence http://www.cebm.net PubMed ◦ Short online tutorials ◦ Quick guides? ?to? ?PubMed – basics, MeSH search and ... ◦Subject headings added? ?to? ?articles on Medline ◦Search? ?the? ?MeSH Database ? ?Finding? ?similar articles – use? ?the? ?‘Related articles’ link Handson Take your focused question: ◦Run further searches on PubMed... Why bother? Too few results Too many results Irrelevant results Submitting a funding proposal Writing a guideline Conducting a systematic review Combine terms with OR Smoking OR tobacco – either term can be