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. 2017 Jan 7;15:4. doi: 10.1186/s12955-016-0579-3

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© The Author(s). 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Agreement between older adults and proxies on health-related quality-of-life ratings, for each health state and time point (n = 235 at T₀, 188 at T₁, and 185 at T₂). ■: Identical responses; = Proxies overestimate by one category; = Proxies underestimate by one category; □ : Ratings differ by more than one category

Inline graphic — Agreement between older adults and proxies on health-related quality-of-life ratings, for each health state and time point (n = 235 at T₀, 188 at T₁, and 185 at T₂). ■: Identical responses; = Proxies overestimate by one category; = Proxies underestimate by one category; □ : Ratings differ by more than one category