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Big 4 michaelmas 2013

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  • 1. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Big 4 Databases: Pubmed, Embase, Web of Knowledge, Scopus Isla Kuhn Deputy Medical Librarian University of Cambridge Medical Library
  • 2. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline – 5,200
  • 3. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline – 5,200 Web of Science – 11,180
  • 4. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline – 5,200 Web of Science – 11,180 Embase – 5,124
  • 5. CAMBRIDGE UNIVERSITY LIBRARY 6,669 MEDICAL LIBRARY Scopus – 18,2451 PubMed/Medline – 5,200 1,568 6,949 3,055 1,116 Web of Science – 11,180 60 441 Embase – 5,124
  • 6. All different……… CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY
  • 7. Some differences….. Pubmed CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Embase WoK Scopus Years of coverage 1954 present 1974 - present 1970 - present 1996 – to present Subject headings Health & medicine Health & medicine (pharmacology strength) Arts, humanities, sciences, social sciences Arts, humanities, sciences, social sciences Added bonus Subject headings Subject headings “H” index “H” index; Journal Impact factors; Web & Patents search; Conference proceedings Journal analyzer
  • 8. But they all do the same thing (pretty much…..) Pubmed Password required? (RAVEN) Complex search option (allowing for Boolean “and”/”or” searching Subject headings Save Searches(after you’ve logged in) Alerts Related articles Citation tracking Links to full-text Export to reference management tool CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Embase WoK Scopus
  • 9. But they all do the same thing CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Pubmed Embase WoK Scopus Password required? (RAVEN) No Yes Yes Yes Complex search option (allowing for Boolean “and”/”or” searching Yes Yes Yes Yes Subject headings Yes Yes No (ish) No (ish) Save Searches (after you’ve logged in) Yes Yes Yes Yes Alerts Yes Yes Yes Yes Related articles Yes Yes Yes Yes Citation tracking No No Yes Yes Links to full-text Yes Yes Yes Yes Export to reference management tool Yes Yes Yes Yes
  • 10. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY • Topic -> question -> keywords/synonyms Effect of chocolate in prevention of heart disease ...”Is consuming chocolate effective in reducing risk of heart disease?” …. Themes / PICO / keywords
  • 11. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? P –problem / patient? I – Intervention? C – Comparison? O – Outcome? Synonyms?
  • 12. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? P – heart disease I – chocolate C– O – risk
  • 13. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? heart disease / heart failure / cardiovascular disease / coronary disease chocolate / cocoa / cacao risk / prevention / prevalence
  • 14. Quiz 1 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you better hits (a more SPECIFIC search)? 1. coronary disease AND chocolate 2. chocolate OR heart failure 3. coronary disease NOT chocolate 4. risk AND chocolate
  • 15. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY AND – to narrow the search by combining different topics eg “physiotherapy” and “stroke” Both terms must be present in the results. Physiotherapy Stroke
  • 16. Quiz 2 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you most hits (a more SENSITIVE search) 1. coronary disease AND heart failure 2. coronary disease OR heart failure 3. coronary disease NOT heart failure
  • 17. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY OR – to broaden your search, by combining similar terms eg “exercise” or “physical activity” Either term can be present in the resulting set of articles. Stroke Cerebral-vascular Accident
  • 18. Quiz 3 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you best hits (most SPECIFIC search)? 1. coronary disease AND chocolate AND risk 2. (coronary disease OR heart failure) AND chocolate AND risk 3. chocolate AND risk AND coronary failure 4. risk AND (chocolate OR cocoa) AND (coronary disease OR heart failure)
  • 19. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY NOT – to restrict your search so that it does not contain a particular term eg “physical therapy” not “manual therapy” The first, but not the second, term must be present. Physical Therapy Manual Therapy
  • 20. From Topic to Results Is consuming chocolate effective in the prevention of CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY heart disease? heart disease OR cardiovascular disease or coronary disease AND chocolate OR cocoa OR cacao AND prevention OR risk or prevalence Limits? MeSH?
  • 21. Access CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY http://library.medschl.cam.ac.uk/ – click “databases for literature searching” - Pick embase, medline (pubmed), web of science and scopus or wok.mimas.ac.uk www.scopus.com gateway.ovid.com/autologin.cgi http://tinyurl.com/campubmed
  • 22. What’s the difference? CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Pubmed Embase WoK Scopus Password required? (RAVEN) No Yes Yes Yes Complex search option (allowing for Boolean “and”/”or” searching Yes Yes Yes Yes Subject headings Yes Yes No (ish) No (ish) Save Searches (after you’ve logged in) Yes Yes Yes Yes Alerts Yes Yes Yes Yes Related articles Yes Yes Yes Yes Citation tracking No No Yes Yes Links to full-text Yes Yes Yes Yes Export to reference management tool Yes Yes Yes Yes
  • 23. From strategy to references CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY LibrarySearch / e-journals@cambridge http://search.lib.cam.ac.uk/ and/or NHS ejournals? http://tinyurl.com/nhs-ejournals
  • 24. Searching – Do’s & Don’ts CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY • Don’t try to do the whole search in one line • Don’t imagine that your first attempt will get all the articles you need • Don’t give up!
  • 25. Searching – Do’s & Don’ts CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY • Do think of alternative ways of talking about your topic • Do learn from your hits and your misses • Do remember that you still have to critically appraise each article • Do ask for help
  • 26. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY
  • 27. Help! CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Isla Kuhn Reader Services Librarian Medical Library email: ilk21@cam.ac.uk phone: (01223) 336750 web: library.medschl.cam.ac.uk Thank you.