Advanced searching in pub med mar 2010


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Advanced searching in pub med mar 2010

  1. 1. Advanced MEDLINE Searching March 15 th , 2010 Robin Featherstone Clinical Medicine Librarian [email_address]
  2. 2. Agenda – 5 Scenarios, 5 Tools <ul><li>The Comprehensive Search </li></ul><ul><ul><ul><ul><li>Ovid MEDLINE </li></ul></ul></ul></ul><ul><li>The Clinical Question </li></ul><ul><ul><ul><ul><li>Clinical Queries in PubMed </li></ul></ul></ul></ul><ul><li>The Regular Update </li></ul><ul><ul><ul><ul><li>E-mail updates in PubMed </li></ul></ul></ul></ul><ul><li>The Precise Search </li></ul><ul><ul><ul><ul><li>Single Citation Matcher in PubMed </li></ul></ul></ul></ul><ul><li>The Rush Job </li></ul><ul><ul><ul><ul><li>Pubget </li></ul></ul></ul></ul>
  3. 3. Tip <ul><li>Start your searches using the library’s medicine program pages </li></ul><ul><li>Exercise: </li></ul><ul><li>Locate the program page for General Medicine </li></ul>
  4. 4. Search Scenario #1: The Comprehensive Search* <ul><li>You have to find EVERY article on a particular topic </li></ul><ul><li>You are assisting a research team or are writing a thesis </li></ul>
  5. 5. Comprehensive Search Strategies <ul><li>Search multiple databases </li></ul><ul><li>Use Ovid MEDLINE (instead of PubMed) for your search </li></ul><ul><li>Set up a RefWorks* (or similar product) account to manage your citations </li></ul><ul><li>Design a explicit, systematic search strategy that can be reproduced </li></ul><ul><li>Use both keywords and subject headings </li></ul>
  6. 6. Scenario <ul><li>You are hired by a faculty researcher who is conducting research on hearing loss in AIDS patients. They ask you to find every article published on the subject. </li></ul>
  7. 7. Exercise <ul><li>Spend about two minutes to conduct a quick search in PubMed on the topic: </li></ul><ul><li>AIDS and hearing loss </li></ul><ul><li>What is the quality of your results? </li></ul>
  8. 8. Exercise <ul><li>Find the Medical Subject Headings (MeSH) for: </li></ul><ul><ul><ul><li>AIDS </li></ul></ul></ul><ul><ul><ul><li>Hearing loss </li></ul></ul></ul><ul><ul><ul><li>Deaf </li></ul></ul></ul><ul><li>Which term should you explode? </li></ul>
  9. 10. Exercise <ul><li>Run the search in Ovid MEDLINE </li></ul>
  10. 11. Search Scenario #2: The Clinical Question <ul><li>You need to answer a question at the point of care to: </li></ul><ul><ul><li>Support a clinical decision </li></ul></ul><ul><ul><li>Answer a patient’s question </li></ul></ul>
  11. 12. Clinical Question Types <ul><ul><li>Aetiology: What is the cause of the disease and its mode of operation? </li></ul></ul><ul><ul><li>Diagnosis: How accurate is this diagnostic test? </li></ul></ul><ul><ul><li>Prognosis: What is the probable course of the disease? </li></ul></ul><ul><ul><li>Therapy: Is one intervention more effective than another? </li></ul></ul><ul><ul><li>Prevention: How to reduce the risk of this disease? </li></ul></ul><ul><ul><li>Cost-effectiveness: Is one intervention more cost-effective than another? </li></ul></ul><ul><ul><li>Quality of life: What will be the patient’s quality of life? </li></ul></ul>
  12. 13. Clinical Question Strategy <ul><li>Use Clinical Queries in PubMed to find the best studies to answer your question </li></ul>Enter your keywords and select the type of question that you want to answer
  13. 14. Scenario <ul><li>A patient with rotator cuff tendinitis asks if you know of any new therapies that would be safe to try. </li></ul><ul><li>Exercise </li></ul><ul><li>Using Clinical Queries, search PubMed to find some new studies on treatments for rotator cuff tendinitis </li></ul>
  14. 15. Search Scenario #3: The Regular Update <ul><li>You want to stay up to date on the latest publications, but don’t have time to run regular searches </li></ul>
  15. 16. Regular Update Strategy <ul><li>Start an account with PubMed (MyNCBI) </li></ul><ul><ul><li>Set up your search to run automatically and have the results sent to your email </li></ul></ul>
  16. 17. Scenario <ul><li>You’ve been seeing a lot of patients recently with rotator cuff tendinitis and would like to stay up to date on the most recent publications about treatments </li></ul>
  17. 18. Exercise <ul><li>Register for an account with My NCBI </li></ul><ul><li>Return to your PubMed search on rotator cuff tendinitis </li></ul><ul><li>Select “Save Search” </li></ul><ul><li>Name your search and select “Save” </li></ul><ul><li>Set up your e-mail update preferences </li></ul>
  18. 19. Search Scenario #4: The Precise Search <ul><li>You just want one article </li></ul><ul><li>You’re searching for items from a reference list or for a particular article that someone mentioned to you </li></ul>
  19. 20. Precise Search Strategy: Single Citation Matcher Enter as much information as you can and PubMed will find the closest matching article(s)
  20. 21. Scenario <ul><li>Your preceptor asks you to read an article in the journal Lung about a respiratory syndrome affecting survivors of the World Trade Center disaster. They can’t recall anything more about the article. </li></ul><ul><li>Exercise </li></ul><ul><li>Use Single Citation Matcher to find the article </li></ul>
  21. 22. Search Scenario # 5: The Rush Job <ul><li>You need the full-text of an article RIGHT NOW! </li></ul>
  22. 23. Rush Job Strategy: Pubget <ul><li>Pubget will display full-text PDFs for Western’s subscriptions within your results set </li></ul><ul><ul><li> </li></ul></ul>
  23. 24. Exercise <ul><ul><li>Search Pubget to find an article about discharge instructions after cataract surgery </li></ul></ul>
  24. 25. Recap <ul><li>The Comprehensive Search </li></ul><ul><ul><ul><ul><li>Ovid MEDLINE </li></ul></ul></ul></ul><ul><li>The Clinical Question </li></ul><ul><ul><ul><ul><li>Clinical Queries </li></ul></ul></ul></ul><ul><li>The Regular Update </li></ul><ul><ul><ul><ul><li>E-mail updates </li></ul></ul></ul></ul><ul><li>The Precise Search </li></ul><ul><ul><ul><ul><li>Single Citation Matcher </li></ul></ul></ul></ul><ul><li>The Rush Job </li></ul><ul><ul><ul><ul><li>Pubget </li></ul></ul></ul></ul>
  25. 26. Questions Robin Featherstone Clinical Medicine Librarian [email_address]