Table 4. Voxel-based morphometry results showing regions of significant grey matter intensity that correlate with ABM retrieval irrespective of time period, and regions that correlate exclusively with Remote and Recent time periods in all participants combined (n = 50).
MNI coordinates | ||||||
Contrast | Regions | Side | Number of voxels | x | y | z |
Overlap | Medial PFC, frontal pole | L | 636 | −6 | 46 | −26 |
Hippocampus (posterior) | R | 472 | 40 | −22 | −12 | |
Remote | Temporal pole, inferior temporal gyrus (anterior) | L | 1290 | −16 | 2 | −46 |
Hippocampus, amygdala, putamen | L | 947 | −14 | −14 | −24 | |
Postcentral gyrus, precentral gyrus | L | 661 | −46 | −14 | 28 | |
Frontal pole | L | 588 | −14 | 44 | −28 | |
Temporal pole, middle temporal gyrus | R | 378 | 48 | 6 | −28 | |
Superior temporal gyrus, supramarginal gyrus | R | 376 | 44 | −32 | 4 | |
Recent | Orbitofrontal cortex, caudate, putamen | L | 540 | −26 | 22 | −10 |
Lateral occipital cortex, precuneus | L | 507 | −36 | −64 | 14 | |
Frontal pole | L | 396 | −14 | 58 | −16 | |
Posterior cingulate cortex | L | 346 | −6 | −36 | 26 | |
Superior frontal gyrus | R | 331 | 20 | 20 | 44 | |
Inferior temporal gyrus (posterior) | L | 331 | −62 | −6 | −40 | |
Inferior temporal gyrus (posterior) | R | 309 | 60 | −30 | −30 | |
Hippocampus (posterior), lingual gyrus | R | 306 | 34 | −36 | −16 |
All results reported using voxel-wise contrasts and uncorrected at p<.001. Age is included as a covariate in all contrasts. All clusters reported at t>3.80 with a cluster threshold of 300 contiguous voxels. L = Left; R = Right; MNI = Montreal Neurological Institute.