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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Osteoarthritis Cartilage. 2013 Mar 14;21(6):839–848. doi: 10.1016/j.joca.2013.03.003

Fig. 5.

Fig. 5

Pie charts illustrating the relative proportions of A, pre-, peri-, and post-menopausal females; B, pre-menopausal females in each of the OA severity grades (age range: 6.0—26.12 yrs., x̄ = 16.28 yrs.); C, Peri-menopausal females in each of the OA severity grades (age range: 8.53—33.27 yrs., x̄ = 21.26 yrs.); D, Post-menopausal females in each of the OA severity grades (age range: 22.6—29.47 yrs., x̄ = 26.5 yrs. 95% confidence intervals are presented below frequencies using the following format: (lower, upper).