Table 1.

Channels with significant change (p < 0.05) at different frequency bands, induced by TEAS at two propofol concentrations

Propofol concentration	Frequency band
	Delta	Theta	Alpha	Beta	Gama
1 μg/mL			O1 O2P4	C3 O1 F7 T5 Fp2 F4 C4 P4 O2 F8 T6
3 μg/mL	T3 C4T6	O1 O2		Fp1F3P3O1F7T3T5FP2F4C4P4O2F8T4T6