Journal article
Genetic influences on life span and its relationship to personality: A 16-year follow-up study of a sample of aging twins
MA Mosing, SE Medland, A McRae, JG Landers, MJ Wright, NG Martin
Psychosomatic Medicine | LIPPINCOTT WILLIAMS & WILKINS | Published : 2012
Abstract
Objective: The relationship between personality and life span is not well understood, and no study to date has examined genetic influences underlying this relationship. The present study aimed to explore the phenotypic and genetic relationship between personality and life span, as well as genetic influences on all-cause mortality. Methods: Prospective community-based study including 3752 twin individuals older than 50 years. Neuroticism, psychoticism, extraversion, and social desirability and pessimism/optimism were measured at baseline using the Revised Eysenck Personality Questionnaire and the Revised Life Orientation Test, respectively. Information on age at death was obtained 16 years af..
View full abstractGrants
Funding Acknowledgements
Ms. Mosing is supported by an Australian New Zealand Banking Group Trustees PhD scholarship in medical research and by a University of Queensland International Research Tuition Award. Dr. Medland is supported by an National Health and Medical Research Council Sidney Sax fellowship. We thank the twins for their participation and the Queensland Institute of Medical Research support staff for sample collection. We thank the support and funding for the Over 50's Twin Study from Mr. George Landers, Chania, Crete. We also thank David Duffy for his statistical advice. MAM is supported by an Australia New Zealand banking group (ANZ) Trustees PhD scholarship in Medical Research and by a University of Queensland International Research Tuition Award (UQIRTA). SEM is supported by a National Health and Medical Research Council (NHMRC) Sidney Sax fellowship.