Key concepts, Boolean operators, website evaluation

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  • 1. SEARCH TIPS

2. GENERAL SEARCH TIPS

  • Identify key concepts in research statement or question
  • Build search strings using Boolean Operators (and other search tools)
  • Choose which database(s) to search
    • If you need assistance, Ask-a-Librarian
  • Set Limits to narrow your results
  • Contact a librarian if you need help!

3. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • What effect does nutrition have on learning?

4. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • What effect doesnutritionhave onlearning ?

5. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • Im looking for articles on hyperhidrosis (aka excessive sweating or perspiration).

6. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • Im looking for articles onhyperhidrosis(akaexcessive sweatingorperspiration ).

7. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • I need articles on epidural and subdural hematomas but not subarachnoid hematomas.

8. STEP 1: SELECT KEY CONCEPTS TO BUILD SEARCH WITH.

  • I need articles onepiduralandsubdural hematomasbut notsubarachnoid hematomas .

9. STEP 2: BUILD A SEARCH STRINGANDORNOT & other search tools 10. TheANDOperator Measles: 20,604 Results Mumps: 7,900 Results Measles ANDMumps: 3,665 Results PubMed search results 06/29/09 11. TheOROperator Measles: 20,604 Results Mumps: 7,900 Results MeaslesORMumps: 24,838 Results PubMed search results 06/29/09 12. TheNOToperator Measles: 20,604 Results Measles NOT Mumps: 4,234 Results Mumps: 7,900 Results Note:Beware of using NOT because you can not yourself out of good search results! PubMed search results 06/29/09 13. Use other search operatorssuch as:

  • Quotation marks to search as a phrase
  • ex. heart attack searches as a phraseand not for individual instances of thewordsheartorattack
  • Truncate words
  • ex. inject* searchesinjects, injected,injecting, injection, etc.

14. CONSTRUCTING THE SEARCH STRINGS

  • What effect doesnutritionhave onlearning ?
  • nutrition AND learning
  • ( nutrition OR diet) AND (learning OR education)

15. CONSTRUCTING THE SEARCH STRINGS

  • Im looking for articles onhyperhidrosis(akaexcessive sweatingorperspiration ).

hyperhidrosis OR ((sweat* OR perspir*) AND (excessive OR abnormal OR profuse)) 16. CONSTRUCTING THE SEARCH STRINGS

  • I need articles onepiduralandsubdural hematomasbut notsubarachnoid hematomas .

((epidural OR subdural) AND hematoma) NOT subarachnoidNote:Beware of using NOT because you can not yourself out of good search results! 17. STEP 3: SELECT A DATABASE (AND/ORCAREFULLYSEARCH THE INTERNET).

  • Select a database by:
    • Asking a librarian for help
    • Going to theDatabases and Resourcespage:http://www.uab.edu/lister/tools/

and/or CAREFULLYsearch the internet 18. Items to consider when evaluating internet based information 19. Who runs the site? Clear ownership by reputable organization 20. How is the site funded? Conflict of Interest? 21. What is the purpose of the site? Clear statement of purpose and mission 22. References clearly listed Where does theinformation come from? 23. How is content selected? Clear statement on selection and inclusion/exclusion of information 24. How current is the information?Date posted or last update displayed 25. Does the website provide contact information? In this case, by online form 26. And with what we justwent over in mind 27. Wikipedia:A great place to start but not the place to finish. 28. Anyone (essentially) can edit aWikipedia entryFrom the revision history of the Universal Health Care Wikipedia entry 29. Wikipedia entries oftenhave links to credible andscholarly resources References section from Wikipedia Universal Health Care entry 30. STEP 4: SET LIMITS

  • In the process of searching, introduce limits:
  • Publication Dates
  • Language(s)
  • Discipline (nursing, medicine, etc.)
  • Type of article (opinion, clinical trial, review, etc.)
  • Free full text
  • Etc.
  • Limits can have great impact on searches:
  • Use them wisely; Start with a broad search (Dont limit yourself out of good resources)

31. Seek the help and assistance of a Lister Hill Library Librarian! http://www.uab.edu/lister 32. Ask-a-Librarian http://www.uab.edu/lister/qpask/ 33. Nursing Liaisons http://libguides.lhl.uab.edu/son