Table 3.

Correlation analyses

	Baseline Serum				Baseline Serum
	CTSB				BDNF
Baseline CTSB Muscle	r	p-value	n	Baseline BDNF Muscle Expression	r	p-value	n
Mature	0.253	0.427	12	mature	– 0.19	0.545	12
pro	0.015	0.963	12	pro	0.255	0.424	12
pro:mature	– 0.56	0.058	12	pro:mature	0.425	0.168	12
total	0.199	0.536	12	total	0.241	0.451	12
transcript	0.495	0.072	14	transcript	0.203	0.487	14
	Δ Serum CTSB				Δ Serum BDNF
Δ CTSB Muscle	r	p-value	n	Δ BDNF Muscle	r	p-value	n
mature	– 0.28	0.596	6	mature	– 0.46	0.301	7
pro	– 0.25	0.630	6	pro	0.452	0.309	7
pro:mature	–0.03	0.951	6	pro:mature	0.08	0.864	7
Total	–0.33	0.530	6	Total	0.437	0.327	7
transcript	0.168	0.567	14	transcript	0.34	0.234	14

r = Pearson’s correlation coefficient, n = sample size.