Table 2.

Correlations between beta power and clinical scores^a

Condition	UPDRS score	GPi	STN
Rest	Bradykinesia	R2 = 0.17, p = 0.043	R2 = 0.0024, p = 0.85
	Rigidity	R2 = 0.15, p = 0.055	R2 = 0.11, p = 0.3
	Tremor	R2 = 0.0077, p = 0.68	R2 = 0.0009, p = 0.91
	Total	R2 = 0.25, p = 0.012	R2 = 0.0030, p = 0.83
Movement	Bradykinesia	R2 = 0.24, p = 0.014	R2 = 0.0000, p = 1.0
	Rigidity	R2 = 0.17, p = 0.039	R2 = 0.030, p = 0.50
	Tremor	R2 = 0.018, p = 0.52	R2 = 0.017, p = 0.61
	Total	R2 = 0.32, p = 0.0030	R2 = 0.010, p = 0.69
Difference	Bradykinesia	R2 = 0.10, p = 0.12	R2 = 0.0091, p = 0.71
	Rigidity	R2 = 0.038, p = 0.35	R2 = 0.028, p = 0.51
	Tremor	R2 = 0.0059, p = 0.71	R2 = 0.084, p = 0.24
	Total	R2 = 0.077, p = 0.18	R2 = 0.081, p = 0.25

^aCorrelations for each of the UPDRS scores and beta power conditions are shown separately for the GPi and STN.