1999
Population based study of social and productive activities as predictors of survival among elderly Americans
Glass T, de Leon C, Marottoli R, Berkman L. Population based study of social and productive activities as predictors of survival among elderly Americans. The BMJ 1999, 319: 478. PMID: 10454399, PMCID: PMC28199, DOI: 10.1136/bmj.319.7208.478.Peer-Reviewed Original ResearchConceptsProspective cohort studyPredictors of survivalBody mass indexHistory of cancerFrail elderly peopleProportional hazards modelRandom population sampleRace/ethnicityCohort studySurvival benefitCardiopulmonary fitnessExercise programFunctional disabilityMass indexMyocardial infarctionYear survivalMAIN OUTCOMEPhysical activityHazards modelParticipants' homesElderly AmericansPsychosocial pathwaysPhysical exertionOlder peopleAlternative interventions
1993
Driving cessation and changes in mileage driven among elderly individuals.
Marottoli R, Ostfeld A, Merrill S, Perlman G, Foley D, Cooney L. Driving cessation and changes in mileage driven among elderly individuals. Journal Of Gerontology 1993, 48: s255-60. PMID: 8366274, DOI: 10.1093/geronj/48.5.s255.Peer-Reviewed Original ResearchConceptsPhysical activity levelsCommunity-living elderly populationLow physical activity levelsMultiple logistic regression modelActivity levelsLogistic regression modelsIndependent predictorsFunctional disabilityRisk factorsMedical factorsNeurologic diseaseElderly individualsElderly populationHigher ageActive malesCessationLow incomeHigh-mileage driversNumber of milesRegression modelsAgeDisabilityPercentFactorsCohort