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. 2017 Mar 30;47(11):2395–2402. doi: 10.1007/s40279-017-0721-3

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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.

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Fig. 2 — Linear association between injury risk and 1-month match exposure, with 90% confidence intervals. Shaded area represents thresholds for benefit (hazard ratio: 0.90) and harm (hazard ratio: 1.10)