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. Author manuscript; available in PMC: 2015 Dec 1.
Published in final edited form as: J Pain. 2014 Dec;15(12):1238–1247. doi: 10.1016/j.jpain.2014.08.013

Figure 1.

Figure 1

Differences in average and worst postoperative pain ratings (on 11-point numeric rating scale) for 24 to 48 hours following breast cancer surgery between the pain classes. Values are plotted as means and standard deviations. ***P < .001.