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. 2017 Feb 2;72(7):897–903. doi: 10.1093/gerona/glw339

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© The Author 2017. Published by Oxford University Press on behalf of The Gerontological Society of America.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Figure 1. — Mean frailty index (FI) scores for young (A) and old (B) rats at various ages. One-way repeated measures ANOVA determined a significant difference across all time points for the old rats. ANOVA, analysis of variance.