Fig. 5

Bland Altman plot for observer agreement Medis: a- pre-standardization intraobserver (Mean = -0.18; limits of agreement: +1.96s = 3.96 -1.96s = -4.32); b- post-standardization intraobserver (Mean = 0.23; limits of agreement: +1.96s = 1.44 -1.96s = -0.98); c -pre-standardization interobserver (Mean = 0.29; limits of agreement: +1.96s = 7.84 -1.96s = -7.25); d- post-standardization interobserver (Mean = 0.33; limits of agreement: +1.96s = 1.76 -1.96s = -1.10)