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. 2017 Nov 3;159(2):252–260. doi: 10.1097/j.pain.0000000000001097

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Copyright © 2017 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the International Association for the Study of Pain.

This is an open access article distributed under the Creative Commons Attribution License 4.0 (CCBY), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 1. — Mean monthly back pain intensity scores of current study participants (BeBack, 5-year follow-up) and the comparison study (BaRNS, 7-year follow-up). ^aOriginal score on an 11-point scale (0-10).