Table 1:

Correlation of QBA with the EIM parameters of muscle groups of DMD patients.

		EIM-50 kHz Rho (p-value)	EIM 100/300 Rho (p-value)	EIM-slope Rho (p-value)
Muscle groups	Time point	Correlation with QBA
Six-Muscles	Baseline (n=34)	−0.66 (<0.01)	−0.41 (0.02)	0.29 (0.09)
	6 months (n=22)	−0.64 (<0.01)	−0.61 (<0.01)	0.67 (<0.01)
	12 months (n=20)	−0.58 (<0.01)	−0.65 (<0.01)	0.65 (<0.01)
Proximal	Baseline (n=33)	−0.66 (<0.01)	−0.57 (<0.01)	0.47 (<0.01)
	6 months (n=22)	−0.69 (<0.01)	−0.72 (<0.01)	0.76 (<0.01)
	12 months (n=20)	−0.59 (<0.01)	−0.64 (<0.01)	0.64 (<0.01)
Distal	Baseline (n=34)	−0.63 (<0.01)	−0.32 (0.06)	0.25 (0.16)
	6 months (n=22)	−0.59 (<0.01)	−0.53 (0.01)	0.56 (<0.01)
	12 months (n=20)	−0.42 (0.07)	−0.57 (0.01)	0.62 (<0.01)
Upper	Baseline (n=33)	−0.71 (<0.01)	−0.45 (<0.01)	0.40 (0.02)
	6 months (n=20)	−0.82 (<0.01)	−0.62 (<0.01)	0.59 (<0.01)
	12 months (n=20)	−0.60 (<0.01)	−0.66 (<0.01)	0.68 (<0.01)
Lower	Baseline (n=34)	−0.52 (<0.01)	−0.23 (0.20)	0.15 (0.40)
	6 months (n=22)	−0.60 (<0.01)	−0.55 (<0.01)	0.56 (<0.01)
	12 months (n=20)	−0.33 (0.16)	−0.36 (0.12)	0.39 (0.08)