Table 3:

Statistics for regressions 1 and 2

	B	t	β	p	Partial correlation
Regression 1
Included variables
BMI	0.77	2.26	0.29	0.03*
Excluded variables
Sham	0.04	0.30		0.76	0.04
Control	0.02	0.14		0.89	0.02
Gender	−0.15	−1.23		0.22	−0.16
Regression 2
Included variables
Gender	3.28	2.01	0.27	0.52
Impedance	−1.77	−2.46	−0.32	0.02*
Caffeine intake	2.11	0.75	0.37	0.01**