This lecture includes these contents: Learning through play, ebm and systematic review, using the question to guide searching, combining terms with boolean operators,... Invite you to consult this lecture.
Trang 2 Try all “buttons”
Make lots of “mistakes”
Have fun
Trang 5Using the question to guide searching
Trang 6Using the question to guide searching
Trang 7Using the question to guide searching
Trang 8AND means
both terms
required
Check the question type Check the
emphasis
Trang 10Boolean operators – AND
chitosanweight
weight AND chitosan has both terms
IN CAPITALS
Trang 11Boolean operators – OR
chitosanweight
weight OR chitosan has either term
Trang 16Medline Embase Cochrane Trials Registry
Comparing Databases
Medline = Pubmed, Webspirs, OVID, …
Trang 17Search Cascade
Trang 20 Print single most relevant abstract for each question – for both ‘set’ questions and your own questions
Trang 22 Prognosis, Etiology: PubMed: Clinical Queries
Trang 23 Scenario An immunisation and screening booklet asks parents whether they think their child has any problems with hearing. While on a committee
Trang 24 Scenario An immunisation and screening booklet asks parents whether they think their child has any problems with hearing. While on a committee
Trang 25Using the question to guide searching
Question
P opulation – (child OR children) AND
I ndicator – (parent OR parental) AND
Trang 26Using truncation to save on ORs – the *
Question
P opulation – (child*) AND
I ndicator – (parent*) AND
Trang 27means
malignancy malignant malign
but not
malunion malaligned etc
Trang 28Special tricks
Trang 29Write a “search” to get the green & red areas only