2020
Sleep, sedentary activity, physical activity, and cognitive function among older adults: The National Health and Nutrition Examination Survey, 2011–2014
Wei J, Hou R, Xie L, Chandrasekar E, Lu H, Wang T, Li C, Xu H. Sleep, sedentary activity, physical activity, and cognitive function among older adults: The National Health and Nutrition Examination Survey, 2011–2014. Journal Of Science And Medicine In Sport 2020, 24: 189-194. PMID: 33032913, DOI: 10.1016/j.jsams.2020.09.013.Peer-Reviewed Original ResearchConceptsCognitive functionOlder adultsBetter cognitionSleep durationLong-term cognitive outcomesDigit Symbol Substitution TestAnimal Fluency TestAssociation of sleepFavorable cognitionsFluency testCognitive outcomesSelf-reported timeSubstitution TestSedentary activitiesPhysical activityCognitionLongitudinal studyExcessive sleepFuture researchNational HealthSleepGlobal Physical Activity QuestionnaireActivity statusPhysical Activity QuestionnaireNutrition Examination Survey
2019
Late-life depression and cognitive function among older adults in the U.S.: The National Health and Nutrition Examination Survey, 2011–2014
Wei J, Ying M, Xie L, Chandrasekar E, Lu H, Wang T, Li C. Late-life depression and cognitive function among older adults in the U.S.: The National Health and Nutrition Examination Survey, 2011–2014. Journal Of Psychiatric Research 2019, 111: 30-35. PMID: 30660811, DOI: 10.1016/j.jpsychires.2019.01.012.Peer-Reviewed Original ResearchConceptsCognitive functionOlder adultsLate-life depressionExecutive function/processing speedLower cognitionDepressive symptomsDomain-specific cognitive functionDigit Symbol Substitution TestAnimal Fluency TestWord recall testDelayed Word Recall TestLower cognitive functionRecall testOverall cognitionFluency testProcessing speedCognitionCognitive depressive symptomsSubstitution TestNational HealthZ-scoreSpecific domainsDepressionMultivariable linear regression modelsPatient Health Questionnaire
2017
Hearing Impairment, Mild Cognitive Impairment, and Dementia: A Meta-Analysis of Cohort Studies
Wei J, Hu Y, Zhang L, Hao Q, Yang R, Lu H, Zhang X, Chandrasekar E. Hearing Impairment, Mild Cognitive Impairment, and Dementia: A Meta-Analysis of Cohort Studies. Dementia And Geriatric Cognitive Disorders Extra 2017, 7: 440-452. PMID: 29430246, PMCID: PMC5806170, DOI: 10.1159/000485178.Peer-Reviewed Original ResearchMild cognitive impairmentCognitive impairmentCohort studyRisk ratioProspective cohort studySummary risk ratiosConfidence intervalsRandom-effects modelWeb of ScienceHigh riskPooled associationsMeta-AnalysisDementiaHearing impairmentGreater riskOlder adultsImpairmentRiskAssociationSubjectsEMBASEFollowPubMedStudyPhysical Activity in Midlife is not Associated with Cognitive Health in Later Life Among Cognitively Normal Older Adults
Gross A, Lu H, Meoni L, Gallo J, Schrack J, Sharrett A. Physical Activity in Midlife is not Associated with Cognitive Health in Later Life Among Cognitively Normal Older Adults. Journal Of Alzheimer's Disease 2017, 59: 1349-1358. PMID: 28759969, DOI: 10.3233/jad-170290.Peer-Reviewed Original ResearchConceptsPhysical activityCox proportional hazards modelLate-life cognitionMidlife physical activityPhysical activity measuresProportional hazards modelOnset of dementiaCognitive testsNormal older adultsCross-sectional findingsRandomized trialsRegular exerciseMetabolic equivalentsDementia onsetObservational studyHazards modelDementiaActivity measuresCognitive healthOlder adultsBetter cognitionCross-sectional dataLater lifeCohortNull findings