Figure 2.

Annual prevalence of claims-based recurrent low back pain in 2000 and 2007 by age categories and sex. A) Profile of the male cohort prevalence. The mean prevalence in 2000 (solid line) is higher than in 2007 (dotted line). B) Profile of the female cohort prevalence. The mean prevalence in 2000 (solid line) is slightly lower than in 2007 (dotted line).

Beaudet et al. BMC Musculoskeletal Disorders 2013 14:151   doi:10.1186/1471-2474-14-151
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