Figure 4. Bland-Altman Plot comparing the mean average voltage (MAV) of the m. biceps brachii during kuzushi without tsukuri using the JERGo© system and uke (n = 14). The individual differences of MAV between the judo ergometer (JERGo©) system and uke measurements, respectively, are plotted against the associated mean values. Solid lines indicate the average of the differences. Dotted lines indicated the limits of agreement corresponding to the mean ± 1.96 SD.