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
Physical 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