Abacus Training Modulates the Neural Correlates of Exact and Approximate Calculations in Chinese Children: An fMRI Study

Table 3

Brain regions activated by the EX addition task in the abacus-trained group (contrast to the non-trained group).

Regions	Voxel size	BA	Hemisphere	𝑇 value	MNI coordinate
					𝑥	𝑦	𝑧
(1) Medial prefrontal cortex	115	8/9	𝑅	5.56	18	42	18
				5.29	27	36	15
				5.05	12	39	36
(2) Superior temporal cortex	31	22	𝑅	5.13	66	−33	9
				4.80	66	−24	3
				4.77	63	−42	0
(3) Caudate	48	—	𝑅	5.00	15	18	15
				4.43	18	21	−3
(4) Angular	46	39	𝑅	4.90	57	−63	27
				4.80	48	−57	27
(5) Thalamus	51	—	𝑅	4.84	12	−3	3
				4.67	18	−12	6

BA: Brodmann area. 𝑃<0.011 (the abacus-trained group versus the non-trained group, in the EX addition task), FDR corrected.