循证医学数据库.ppt
1OvidSPIntroduction
Flexible.Innovative.Precise.WilliamChow周达2009Clin-eguideEBMR
Full-TextEvidenceBasedMedicineReviews
循证医学数据库
References
TheCochraneCollaborationAninternationalorganisationthataimstohelppeoplemakewell-informeddecisionsabouthealthcarebypreparing,maintainingandpromotingtheaccessibilityofsystematicreviewsoftheeffectsofhealthcareinterventionsGoalToensurehighquality,up-to-datesystematicreviewsareavailableacrossabroadrangeofhealthcaretopics
BritishepidemiologistBestknownforhisinfluentialbook,EffectivenessandEfficiency:RandomReflectionsonHealthServicespublishedin1972效果与效率:健康服务中的随机反应Theprincipleshesetoutinitsoclearlywerestraightforward:hesuggestedthat,becauseresourceswouldalwaysbelimited,theyshouldbeusedtoprovideequitablythoseformsofhealthcarewhichhadbeenshowninproperlydesignedevaluationstobeeffective
7Createdbytheparticipantswithintheinternational~7,000-memberCochraneCollaborationAnalysisandcommentaryonclinicaltrialsApproximately65%completedsystematicreviews(and35%protocols).UpdatedquarterlyLinkstoandfromMEDLINEandJournals@OvidEasyaccesstosummarizedinformationonclinicaltrials
SystematicReviewProcessComprehensiveTopicSearchQualityScreeningMeta-AnalysisTopicReviewStructuredprocessinvolvingseveralsteps: Wellformulatedquestion Comprehensivedatasearch Unbiasedselectionandabstractionprocess Criticalappraisalofdata Synthesisofdata
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