Lateralization of brain activity has been assessed for each participant by calculating the laterality index (LI) across these region of interest (ROI).
| IFG (POP) | Inferior Frontal Gyrus (Pars Opercularis) |
| IFG (PTR) | Inferior Frontal Gyrus (Pars Triangularis) |
| AG | Angular Gyrus |
| SMG | Supramarginal Gyrus |
| MTG | Middle Temporal Gyrus |
| STG | Superior Temporal Gyrus |