Table 3.

r values for correlations between single-sweep frequency bands and pain scores. Statistically significant correlations are marked in bold

Feature	Bone	Heat	Electrical
Buprenorphine
Theta	0.77	0.69	0.45
Alpha	0.78	0.72	0.48
Beta	0.90	0.90	0.66
Fentanyl
Theta	–	0.10	−0.33