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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: Osteoarthritis Cartilage. 2015 Oct 20;24(3):427–435. doi: 10.1016/j.joca.2015.10.001

Figure 1. Subject selection flowchart.

Figure 1

Note that hip pain is defined as “hip pain on more than half the days of the month in the past 12 months”. K-L grade = Kellgren Lawrence grade.