Table 4. Group comparison of hemispheric asymmetry between 3- and 5-year-olds for pSTG and IFG.
| No. | Regions | BA | MNI coordinates | Peak Z value | Cluster size (voxels) | ||
|---|---|---|---|---|---|---|---|
| x | y | z | |||||
| i pSTG | |||||||
| 1 | L. superior parietal lobe and angular gyrus | 40 | -54 | -69 | 42 | 3.67 | 165 |
| 2 | R. precuneus cortex | 7 | 9 | -69 | 36 | 3.99 | 152 |
| 3 | L. middle/superior frontal gyrus | 6 | -3 | 45 | 54 | 3.59 | 149 |
| 4 | R. superior parietal lobe | 24 | -66 | 45 | -3.93 | 229 | |
| ii IFG | |||||||
| 1 | L. middle/superior temporal gyrus | 42/22 | -54 | -42 | 12 | 4.62 | 129 |
Note: The positive z value indicates greater hemispheric asymmetry in 5-year-olds compared to 3-year-olds. BA, Brodmann area; L., left hemisphere; R., right hemisphere.