. 2018 May 2;15(6):5353–5358. doi: 10.3892/etm.2018.6123

Table II.

Frequency of α and β waves in the GV20 and sham acupoint groups.

		Wave frequency, mHz

Group	Time at which measurement taken	α	β
GV20
Rat 1	Pretreatment	10.1936	32.6975
	Retained needle	12.2616^a	25.4447^a
Rat 2	Pretreatment	10.5781	32.6994
	Retained needle	12.2057^a	23.0262^a
Rat 3	Pretreatment	10.2926	32.9251
	Retained needle	12.3499^a	22.8959^a
Rat 4	Pretreatment	9.4188	31.1205
	Retained needle	12.2616^a	22.9197^a
Sham acupoint
Rat 1	Pretreatment	10.5558	31.9311
	Retained needle	10.7676^b	31.5172^b
Rat 2	Pretreatment	10.8959	29.7769
	Retained needle	10.4773^b	29.3446^b
Rat 3	Pretreatment	10.6971	35.6291
	Retained needle	10.2877^b	36.3446^b
Rat 4	Pretreatment	9.9528	33.2436
	Retained needle	9.6955^b	33.4247^b

P<0.05 vs. the corresponding pretreatment

P<0.05 vs. the corresponding retained needle in the GV20 group.