简介：AIM:ToinvestigatetheChineseversionoftheLowVisionQualityofLifeQuestionnaire(CLVQOL)asaninstrumentforobtainingclinicallyimportantchangesaftercataractsurgery.METHODS:PatientsunderwentcataractsurgeryinShanghaiGeneralHospital,ShanghaiJiaoTongUniversity,whofittheinclusioncriteriawererecruited.TwoCLVQOLswereadministered,includingapreoperativeCLVQOLandaCLVQOLattheendofthe3mofollow-upperiod,andwerecompletedusingface-to-faceinterviewsorphoneinterviewsconductedbytrainedinvestigators.Theminimalclinicallyimportantdifference(MCID)wascalculatedusingananchor-basedmethodandadistributionmethod.Inaddition,theresponsivenessofthequestionnairewasmeasured.RESULTS:Atotalof155residentswereenrolled.Theaveragevisualacuity(VA)preoperativelywas0.08(SD=0.05),anditincreasedto0.47(SD=0.28)attheendoffollowup.StatisticallysignificantpositivechangesintheCLVQOLscoresindicatedsignificantimprovementofvisionrelatedqualityoflifeaftercataractsurgery.Withthelargervaluebetweenthetworesultsasthefinalvalue,theMCIDvaluesoftheCLVQOL(scoresofthefourscalesaswellasthetotalscore)were8.94,2.61,4.34,3.10and17.63,respectively.TheCLVQOLhasbothgoodinternalandexternalresponsiveness.CONCLUSION:CLVQOLscoresareappropriateinstrumentsforobtainingclinicallyimportantchangesaftercataractsurgery.Thisstudyisaneffectiveexplorationforestablishingcataractsurgeryefficacystandards,whichhelpsclinicalandscientificresearchworkersinophthalmologytogainamorein-depthunderstandingwhenusingCLVQOL.