简介：<正>OneofthemandatesItriedtoembracewhenIwaspresidentoftheInternationalSocietyofBiomechanics(2007-2009)wastofoster,encourage,andbringtothelimelight,theresearchactivitiesfromcountriesthatwereunderrepresentedinternationally.Irealizedthatsuchunderrepresentationwasoftentheresultofbarriersbetweenscientificcommunitiesthathadevolvedhistorically,basedonbackground,language,scientificmethod,financialsupportetc.,barriersthatcouldeasilybeovercomebypersonalcontacts,acknowledgementof

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简介：Background：TheGlobalPhysicalActivityQuestionnaire（GPAQ）hasbeenusedtomeasurephysicalactivity（PA）andsedentarytimeinFrance,butnostudyhasassesseditspsychometricproperties.ThisstudyaimedtocomparethereliabilityaswellascriterionandconcurrentvalidityoftheFrenchversionoftheGPAQwiththeFrenchInternationalPhysicalActivityQuestionnairelongform（IPAQ-LF）anduseofanaccelerometerinageneraladultpopulation.Methods：Weincluded92participants（studentsorstaff）fromtheMedicineCampusattheUniversityofLorraine,Nancy（north-easternFrance）.TheFrenchGPAQwascompletedtwice,7daysapart,tostudytest-retestreliability.TheIPAQ-LFwasusedtoassessconcurrentvalidityoftheGPAQ,andparticipantsworeanaccelerometer（ActiGraphGT3X＋）for7daystostudycriterionvalidity.ReliabilityaswellasconcurrentandcriterionvalidityoftheGPAQweretestedbytheintraclasscorrelationcoefficient（ICC）,Spearmancorrelationcoefficientforquantitativevariables,andKappaandPhicoefficientsforqualitativevariables.BothconcurrentandcriterionvalidityofGPAQwereassessedbyBland-Altmanplots.Results：TheGPAQshowedpoortogoodreliability（ICC=0.37-0.94;Kappa=0.50-0.62）andconcurrentvalidity（Spearmanr=0.41-0.86）,butonlypoorcriterionvalidity（Spearmanr=-0.22-0.42）.LimitsofagreementfortheGPAQandaccelerometerwerewide,withdifferencesbetween286.5min/weekand601.3min/week.Conclusion：TheFrenchversionoftheGPAQprovideslimitedbutacceptablereliabilityandvalidityforthemeasurementofPAandsedentarytime.ItmaybeusedforassessingPAandsedentarytimeinaFrenchadultpopulation.

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