1 / 6

Meta-Analysis of Research_ Getting the Bigger Picture - Enago Academy

This post by Enago Academy talks about Meta-Analysis of Research_ Getting the Bigger Picture

RobertEN
Télécharger la présentation

Meta-Analysis of Research_ Getting the Bigger Picture - Enago Academy

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Meta-AnalysisofResearch:GettingtheBigger Picture Enago Academy is here to answer all your questions related to academic research and publishing.

  2. ENAGO ACADEMY Enago Academy offers comprehensive and up-to-date resources for researchers, publishers, editors, and students to learn and share their experience about research and publishing. Enago Academy also conducts workshops primarily for ESL authors, early-stage researchers, and graduate students. Our advanced workshop modules cater to the needs of researchers who want to know more about the issues pertinent to successful publication.

  3. ENAGO Enago is the trusted name in author services for the global research community. Since 2005, we have worked with researchers in more than 125 countries improving the communication of their research and helping them to achieve success in publication. We have offices in Tokyo, Seoul, Beijing, Shanghai, Istanbul, and New York. Enago operates globally with regional teams supporting researchers locally. Enago is the preferred partner for many leading universities and research organizations worldwide. In addition, we also collaborate with prominent publishers and societies to overcome regional challenges.

  4. 10/18/2018 Meta-Analysis of Research: Getting the Bigger Picture - EnagoAcademy Meta-AnalysisofResearch:GettingtheBigger Picture Lastupdated Oct 16, 2018 Thereproducibilitycrisisinresearchisnotnewtothescientikccommunity.Todemonstratethisphenomenon, cancerresearchersattemptedtoreproducestudiespublishedinhighlyratedjournalsandwereonlyableto reproduce two-thirds of these studies. This leads to conflicting hypotheses and debates around particular theories.Howdoyoumoveforwardinyourresearchkeldiftheliteratureisconflicting? Onewaytoaddressthisistodoameta-analysis.Thisstatisticalanalysiscanassistyouindrawingconclusions fromtheavailabledata,answerquestionsnotyetaddressed,generatenewhypothesesandsettledebatesabouta particular researchquestion. What isa Meta-analysis? Glassdeknesmeta-analysisas“thestatisticalanalysisofalargecollectionofanalysisresultsfromindividual studiesforthepurposeofintegratingthekndings.” https://www.enago.com/academy/meta-analysis-of-research-getting-the-bigger-picture/

  5. 10/18/2018 Meta-Analysis of Research: Getting the Bigger Picture - EnagoAcademy Itisawayofpoolingallthedatapertainingtoaparticularquestion,effectivelycombiningalltheindividualstudies intoonebigstudyandanalyzingitstatistically.Thisincreasessamplesize,takesmorevariablesintoaccountand makesamorepreciseanalysisofthedata. Importance ofMeta-analysis Itisdifkculttodrawconclusionswhentheliteratureisconflicting.Youneedtobeabletomakeacomparisonofall the literature to try and understand why the results differ. A meta-analysis can end debates about conflicting research without repeating time and resource-consuming experiments in the laboratory or in the keld. For example,whenyouneedtodecideonatreatmentregimeforaclinicaltrial,ameta-analysisofallthestudiescan tell you which treatment was the most effective. Meta-analyses are valuable for all types of research and researchersquitefrequentlycitethem. DoesaMeta-analysisAlwaysSolveConflicts? Aproperlyconductedmeta-analysishasconsideredallthefactsandtakenallvariablesintoconsideration.They haveincludedalltherelevantstudiesandyoucanthereforetrusttheirconclusion.However,itisnotassimpleas itsounds.Variousquestionsaboutthestudiestoincludeinthemeta-analysisneedtobeansweredsuchas: Aretheresultsofthestudyvalid? Arethevariablescomparablebetweenthestudies?Theseareusuallydifferencesinstudyparticipants, interventionsandoutcomes,clinicaldiversityandstudydesign. Isoneofthedatasetsgoingtobiastheresults? For example, meta-analysis has not been able to solve the ongoing debateabout whether violent video games causeincreasedaggressionandviolenceinyoungpeople.Studiesfrombothsidesofthedebateresultedopposing conclusions.Perhapsthequestionsaskedintheseanalyseswerewrong.Asaresult,themeta-analysisincreased theconflictratherthandecreasingit. Minimizing“ManyResearcherDegreesofFreedom” Iftwo(ormore)researchersperformthesamemeta-analysis,theymustreachthesameconclusionwiththedata set.Thebestapproachistodecideontheresearchcriteriaupfrontbeforedecidingwhichstudiestoincludeinthe analysis. Itisimportanttoincludefailedstudiesinameta-analysis.Ifyouomitastudy,itmayskewtheresults.Thisistricky because journals publish positive results more frequently publish than negative ones. Some conference proceedings,graduatedissertationsandclinicaltrialregisterscontainunpublisheddata.Overall,meta-analyses canshowthebiggerpicturethatcannotbedeterminedinasmallstudy. Doyouthinkmeta-analysisisausefulresearchtool?Doyouthinkthekndingsofameta-analysisneedtobe testedempiricallytoverifytheconclusion?Pleaseshareyourthoughtswithusinthecommentssectionbelow.  https://www.enago.com/academy/meta-analysis-of-research-getting-the-bigger-picture/

  6. 10/18/2018 Language & Grammar Meta-Analysis of Research: Getting the Bigger Picture - EnagoAcademy Selecting Journals Product & Service Copy Editing ReviewsServices AboutEnago Academy Journal Guidelines Submitting Manuscripts Substantive Editing Services Ask aQuestion! Manuscripts& Grants Understanding Reviews Publication Support Services Reference Management Understanding Ethics Proofreading Services Figures &Tables Enago Academy offers comprehensive and up-to-date resources for researchers, publishers, editors, and students to learn and sharetheirexperienceaboutresearchandpublishing. Enago AcademyalsoconductsworkshopsprimarilyforESLauthors,early- stageresearchers,andgraduatestudents.Ouradvancedworkshopmodulescatertotheneedsofresearcherswhowanttoknow moreabouttheissuespertinenttosuccessfulpublication.ReadMore Copyright © - ALL RIGHTS RESERVED | PrivacyPolicy | Terms & Conditions| ContactUs This article was originally published by EnagoEnglish Editing Service which provides scientific editing and manuscript editing services to Phd students, post-docs and researchers.  https://www.enago.com/academy/meta-analysis-of-research-getting-the-bigger-picture/

More Related