Fig. 4

Simple regression scatter plots of the correlation between the MWQ and the DASH (a, n = 100), the PRWE (b, n = 100), the CBS (c, n = 100) and the MWS (d, n = 100), Solid lines represent the linear regression. Pearson’s correlation coefficients (r) are given in each panel. DASH, Disabilities of the Arm, Shoulder and Hand Score; PRWE, Patient-Rated Wrist Evaluation Score; CBS, Cooney and Bussey Score; MWS, Mayo Wrist Score