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. Author manuscript; available in PMC: 2020 Jan 1.
Published in final edited form as: Arthritis Care Res (Hoboken). 2019 Jan;71(1):30–38. doi: 10.1002/acr.23577

Figure 2. Comparison of major IPFP SI measures between case and control groups.

Figure 2

(A) sDev (IPFP), (B) Percentage (H), (C) UQ (H), (D) Clustering factor (H). P0: the visit when iROA was found on radiograph; P-1: 1 year prior to P0; BL: baseline.