2021
The Socioeconomic Gradient in Epigenetic Ageing Clocks: Evidence from the Multi-Ethnic Study of Atherosclerosis and the Health and Retirement Study
Schmitz LL, Zhao W, Ratliff SM, Goodwin J, Miao J, Lu Q, Guo X, Taylor KD, Ding J, Liu Y, Levine M, Smith JA. The Socioeconomic Gradient in Epigenetic Ageing Clocks: Evidence from the Multi-Ethnic Study of Atherosclerosis and the Health and Retirement Study. Epigenetics 2021, 17: 589-611. PMID: 34227900, PMCID: PMC9235889, DOI: 10.1080/15592294.2021.1939479.Peer-Reviewed Original ResearchConceptsMulti-Ethnic StudySocioeconomic statusSocioeconomic gradientFaster biological agingEpigenetic agingBiological agingRetirement StudyAlcohol consumptionHealth behaviorsSignificant associationDisease riskSES gradientOlder adultsGenetic riskPolygenic riskEpigenetic clocksAtherosclerosisSES measuresAssociationInconsistent resultsRobust associationRiskMultiple tissues
2019
Associations of genetics, behaviors, and life course circumstances with a novel aging and healthspan measure: Evidence from the Health and Retirement Study
Liu Z, Chen X, Gill TM, Ma C, Crimmins EM, Levine ME. Associations of genetics, behaviors, and life course circumstances with a novel aging and healthspan measure: Evidence from the Health and Retirement Study. PLOS Medicine 2019, 16: e1002827. PMID: 31211779, PMCID: PMC6581243, DOI: 10.1371/journal.pmed.1002827.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseArtery diseasePhenotypic agingUS older adultsSelf-reported circumstancesRetirement StudyLife course circumstancesAssociation of geneticMorbidity riskMultivariable associationsPotential policy targetsRetrospective natureAdulthood circumstancesPhenotypic AgeAdulthood adversityGenetic predispositionHealth behaviorsSocioenvironmental circumstancesUS populationOlder adultsPotential interventionsDisadvantaged subpopulationsGenetic riskGenetic scoreUS Health
2014
A Polygenic Risk Score Associated with Measures of Depressive Symptoms Among Older Adults
Levine ME, Crimmins EM, Prescott CA, Phillips D, Arpawong TE, Lee J. A Polygenic Risk Score Associated with Measures of Depressive Symptoms Among Older Adults. Biodemography And Social Biology 2014, 60: 199-211. PMID: 25343367, PMCID: PMC4298361, DOI: 10.1080/19485565.2014.952705.Peer-Reviewed Original ResearchConceptsHigher CESD scoresPolygenic risk scoresCESD scoresDepressive symptomsEpidemiological Studies Depression Scale scoreWeighted polygenic risk scoreLogistic regression modelsReplication sampleMultinomial logistic regression modelsRisk scoreScale scoreDiscovery setIndividual susceptibilitySymptomsOlder adultsAnalytic sampleGenetic riskSingle nucleotide polymorphismsScoresRetirement StudyRegression modelsDepressionPercent increaseAssociationHigh levels