AbstractObjective：Toclarifythedefinitionandconotationofcognitivefrailtyinolderadults.Methods：Wesystematicallsearched literaturerelatedtocognitivefrailtyintheelderlyfromtheCKI，WanFangData，VIPnoMed，Webofcience，ubMed，base， CochraneLibraryandScienceDirect.TheretrievaltimelimitwasfromthestablishmentofthedatabasetoJune2O24.Literaturewas screnedacodingtoincusionndeclusionciteriaandRodgersevolutioaryoneptalanalysisasusedforaalysislts：A totalof65articlesereiuded，omprising26insearticesd39Englishrtis.eocptualatribteseresumdas insuffcientcognitivereserve，recoverabityofcognitivefunctionandsocialcognitiveisolation.Theantecedentswerephysical unfavorablefactors，bodydiseasefactors，negativepsychologicalfactors，andsocialdeficiencyfactors.Theconsequenceserepoor healthsusceptibilitydecreasedsocialandmentalhealth，anddecreasedquaityoflife.Conclusin：Toughtheanalyssoftecocept ofcognitivefrailtyideradults，eagainaclearerunderstandingofognitiefraltyprovidingreferenceforfutureresearhoncgitive frailty in older adults.

    Keywordsolder adults; cognitive frailty;concept analysis;evidence-based nursing摘要目的：明确老年人认知衰弱的定义及内涵 ......