2021
Racial Discrimination, Sedentary Time, and Physical Activity in African Americans: Quantitative Study Combining Ecological Momentary Assessment and Accelerometers
Nam S, Jeon S, Ash G, Whittemore R, Vlahov D. Racial Discrimination, Sedentary Time, and Physical Activity in African Americans: Quantitative Study Combining Ecological Momentary Assessment and Accelerometers. JMIR Formative Research 2021, 5: e25687. PMID: 34096870, PMCID: PMC8218214, DOI: 10.2196/25687.Peer-Reviewed Original ResearchINTERNATIONAL REGISTERED REPORT IDENTIFIERPhysical activitySedentary timeEcological momentary assessmentDaily racial discriminationHealth behaviorsAfrican AmericansPA outcomesCross-sectional studyHealthy African AmericansPerson associationsCase-crossover designDaily ecological momentary assessmentsTotal energy expenditureSocial stressDay-level associationsLifetime racial discriminationMomentary assessmentDepressive symptomsPrecision health approachYounger ageHealth disparitiesPA levelsHealth approachConcurrent useMediating roles of psychological factors and physical and social environments between socioeconomic status and dietary behaviors among African Americans with overweight or obesity
Jung S, Whittemore R, Jeon S, Nam S. Mediating roles of psychological factors and physical and social environments between socioeconomic status and dietary behaviors among African Americans with overweight or obesity. Research In Nursing & Health 2021, 44: 513-524. PMID: 33782981, PMCID: PMC8068664, DOI: 10.1002/nur.22130.Peer-Reviewed Original ResearchConceptsDietary behaviorsSocioeconomic statusAfrican AmericansCross-sectional studyDisadvantaged African AmericansAfrican American menDirect effectHealth perceptionHealthy eatingStudy aimOverweightObesityEnvironmental factorsAmerican menSignificant direct effectEnvironmental mediatorsPsychological factorsSignificant indirect effectStatusFactorsMultiple mediation modelAmericansWomen
2019
Social Network Structures in African American Churches: Implications for Health Promotion Programs
Nam S, Jung S, Whittemore R, Latkin C, Kershaw T, Redeker NS, Jeon S, Vlahov D. Social Network Structures in African American Churches: Implications for Health Promotion Programs. Journal Of Urban Health 2019, 96: 300-310. PMID: 30747370, PMCID: PMC6458228, DOI: 10.1007/s11524-018-00339-9.Peer-Reviewed Original ResearchConceptsExponential random graph modelsAfrican American churchesAmerican churchesSocial network surveySocial network analysisChurch networksName generatorsSocial network structureFriendship tiesChurch-based interventionFriendship networksNetwork surveySocial networksChurchEthnic groupsAfrican American menUrban citiesRandom graph modelsAmerican menAfrican AmericansNetwork analysisNetwork-level metricsTiesEmpirical networksFriendship
2018
Physical neighborhood and social environment, beliefs about sleep, sleep hygiene behaviors, and sleep quality among African Americans
Nam S, Whittemore R, Jung S, Latkin C, Kershaw T, Redeker NS. Physical neighborhood and social environment, beliefs about sleep, sleep hygiene behaviors, and sleep quality among African Americans. Sleep Health 2018, 4: 258-264. PMID: 29776620, PMCID: PMC5961740, DOI: 10.1016/j.sleh.2018.03.002.Peer-Reviewed Original ResearchConceptsSleep hygiene behaviorsSleep qualityHygiene behaviorSleep hygieneAfrican AmericansSociodemographic characteristicsNeighborhood environmentPittsburgh Sleep Quality IndexChronic comorbid conditionsSleep Quality IndexPoor sleep qualityCross-sectional studyFinal multivariate modelSleep Hygiene Practice ScaleBetter sleep qualityPoor sleep hygieneNeighborhood Environment ScaleNeighborhood factorsComorbid conditionsAA menSleep disturbancesHigh prevalenceSleep disordersNeighborhood social environmentDysfunctional beliefs