As dogs age, their owner-assessed quality of life predictably declines, with higher mortality seen at quality of life below 76% of the maximum score – though many dogs have high quality of life even when at predicted lifespan
Credit: Juli Leonard for the Canine Neuroaging Program, CC-BY 4.0 (
As dogs age, their owner-assessed quality of life predictably declines, with higher mortality seen at quality of life below 76% of the maximum score – though many dogs have high quality of life even when at predicted lifespan
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Author Countries: USA
Funding: Funds from the Dr Kady M Gjessing and Rhanna M. Davidson Distinguished Chair in Gerontology were used to support the work.
Journal
PLoS ONE
Article Title
Cross-sectional and longitudinal analysis of health-related quality of life (HRQoL) in senior and geriatric dogs
Article Publication Date
4-Sep-2024
COI Statement
The authors have declared no competing interests exist.
Cite Scienmag News
Drew Townsend. (September 4, 2024). As dogs age, their owner-assessed quality of life predictably declines, with higher mortality seen at quality of life below 76% of the maximum score – though many dogs have high quality of life even when at predicted lifespan. Scienmag. https://scienmag.com/as-dogs-age-their-owner-assessed-quality-of-life-predictably-declines-with-higher-mortality-seen-at-quality-of-life-below-76-of-the-maximum-score-though-many-dogs-have-high-quality-of-life/
Drew Townsend. "As dogs age, their owner-assessed quality of life predictably declines, with higher mortality seen at quality of life below 76% of the maximum score – though many dogs have high quality of life even when at predicted lifespan." Scienmag, 4 September 2024, https://scienmag.com/as-dogs-age-their-owner-assessed-quality-of-life-predictably-declines-with-higher-mortality-seen-at-quality-of-life-below-76-of-the-maximum-score-though-many-dogs-have-high-quality-of-life/. Accessed 6 September 2026.
Drew Townsend. "As dogs age, their owner-assessed quality of life predictably declines, with higher mortality seen at quality of life below 76% of the maximum score – though many dogs have high quality of life even when at predicted lifespan." Scienmag. September 4, 2024. https://scienmag.com/as-dogs-age-their-owner-assessed-quality-of-life-predictably-declines-with-higher-mortality-seen-at-quality-of-life-below-76-of-the-maximum-score-though-many-dogs-have-high-quality-of-life/
