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Associations between social isolation, loneliness, and objective physical activity in older men and women

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posted on 25.01.2019 by Stephanie Schrempft, Marta Jackowska, Mark Hamer, Andrew Steptoe
Background: The impact of social isolation and loneliness on health risk may be mediated by a combination of direct biological processes and lifestyle factors. This study tested the hypothesis that social isolation and loneliness are associated with less objective physical activity and more sedentary behavior in older adults. Methods: Wrist-mounted accelerometers were worn over 7 days by 267 community-based men (n = 136) and women (n = 131) aged 50–81 years (mean 66.01), taking part in the English Longitudinal Study of Ageing (ELSA; wave 6, 2012–13). Associations between social isolation or loneliness and objective activity were analyzed using linear regressions, with total activity counts and time spent in sedentary behavior and light and moderate/vigorous activity as the outcome variables. Social isolation and loneliness were assessed with standard questionnaires, and poor health, mobility limitations and depressive symptoms were included as covariates. Results: Total 24 h activity counts were lower in isolated compared with non-isolated respondents independently of gender, age, socioeconomic status, marital status, smoking, alcohol consumption, self-rated health, limiting longstanding illness, mobility limitations, depressive symptoms, and loneliness (β = − 0.130,p= 0.028). Time spent in sedentary behavior over the day and evening was greater in isolated participants (β = 0.143, p= 0.013), while light (β = − 0.143, p= 0.015) and moderate/vigorous (β = − 0.112, p= 0.051) physical activity were less frequent. Physical activity was greater on weekdays than weekend days, but associations with social isolation were similar. Loneliness was not associated with physical activity or sedentary behavior in multivariable analysis. Conclusions: These findings suggest that greater social isolation in older men and women is related to reduced everyday objective physical activity and greater sedentary time. Differences in physical activity may contribute to the increased risk of ill-health and poor wellbeing associated with isolation.

Funding

This study was supported by the British Heart Foundation (grant number PG/ 13/65/30440). The English Longitudinal Study of Ageing is funded by the National Institute of Aging in the USA (grant number RO1AG017644) and a consortium of UK government departments coordinated by the Economic and Social Research Council.

History

School

  • Sport, Exercise and Health Sciences

Published in

BMC Public Health

Volume

19

Issue

1

Citation

SCHREMPFT, S. ... et al., 2019. Associations between social isolation, loneliness, and objective physical activity in older men and women. BMC Public Health, 19: 74.

Publisher

© the Authors. Published by Springer Nature

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VoR (Version of Record)

Publisher statement

This work is made available according to the conditions of the Creative Commons Attribution 4.0 International (CC BY 4.0) licence. Full details of this licence are available at: http://creativecommons.org/licenses/ by/4.0/

Publication date

2019-01-16

Notes

This is an Open Access Article. It is published by BMJ under the Creative Commons Attribution 4.0 Unported Licence (CC BY). Full details of this licence are available at: http://creativecommons.org/licenses/by/4.0/

eISSN

1471-2458

Language

en

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