Table 2.

Areas of brain activation induced by acupuncture stimulation of the right Tongli (HT₅)–Xuanzhong (GB₃₉) acupoints.

Coordinates of local maxima			Brain region	% cluster	Number of voxels cluster%	Label	Number of voxels label	T value
X	Y	Z
–9	5	40	Cingulum_Mid_L	74.07	27	3.48	1941	8.23
			Supp_Motor_Area_L	14.81	27	0.63	2147
9	11	49	Supp_Motor_Area_R	94.59	37	4.98	2371	4.97
63	11	22	Rolandic_Oper_R	42.42	33	3.55	1331	4.80
			Frontal_Inf_Oper_R	27.27	33	2.17	1399
			Precentral_R	24.24	33	0.80	3381
–54	–34	25	SupraMarginal_L	72.00	25	4.84	1256	4.77
			Temporal_Sup_L	28.00	25	1.03	2296
–3	–7	52	Supp_Motor_Area_L	100.00	21	3.30	2147	4.44
–51	–16	19	Postcentral_L	58.06	31	1.56	3892	3.97
			Rolandic_Oper_L	41.94	31	4.43	990

Table shows the first local maximum per cluster. The activation map of the group analysis was obtained with the space threshold < 10 voxels as the statistical difference threshold. An uncorrected P-value < 0.005 was considered statistically significant.