Table 1.

List of selected anatomical regions, corresponding ROIs according to the AAL atlas, and brain partitions used to assess anterior-posterior age-related gradients.

Anatomical region	Abbreviation	ROI label in AAL atlas
Prefrontal
Inferior frontal gyrus	IFG	11,12,13,14,15,16
(pars orbitalis, pars opercularis, pars triangularis)
Ventromedial prefrontal cortex	vmPFC	5,6,25,26
(superior frontal gyrus: orbital and medial)
Dorsolateral prefrontal cortex	dlPFC	3,4,7,8
(dorsolateral superior frontal gyrus, middle frontal gyrus)
Temporoparietal
Superior parietal cortex	SPL	59,60, 69,70
(Superior parietal and paracentral lobules)
Middle temporal gyrus	MTG	85,86
Superior temporal gyrus	STG	81,82
Inferior parietal cortex		61,62, 65,66
(Angular gyrus, Inferior parietal lobule)
Occipital
Calcarine cortex		43,44
Inferior occipital gyrus		53,54
Superior occipital gyrus		45,46
Supplementary Regions
Anterior cingulate gyrus	ACC	31,32
Posterior cingulate gyrus	PCC	35,36
Insula		29,30
Heschl's gyrus		79,80
Rolandic cortex (pre- and post-central gyri)		1,2,57,58
Temporal pole		83,84,87,88
Precuneus		67,68
Supplementary motor area	SMA	19,20
Putamen		73,74
Caudate		71,72
Pallidum		75,76
Thalamus		77,78

Left and right hemisphere regions are indicated by odd and even numbers, respectively.