Table 6.

Structural brain correlates and cognitive functions involved in DSST and TMT.

Test	Cognitive functions	Relevant brain structures
DSST	Motor speed	White matter lesions Caudate nucleus Cortical gray matter Inferior parietal cortex
		Working memory	White matter lesions Mesial temporal lobe Hippocampus Cortical gray matter Inferior parietal cortex Rostral middle frontal gyrus
		Attention	White matter lesions Mesial temporal lobe Hippocampus Caudate nucleus Cortical gray matter Inferior parietal cortex Rostral middle frontal gyrus
		Associative learning	White matter lesions Mesial temporal lobe Hippocampus Cortical gray matter
		Visuoperceptual abilities: - Scanning - Capacity to write/draw.	White matter lesions Mesial temporal lobe Hippocampus Fusiform gyrus Cortical gray matter Inferior parietal cortex
	TMT	Visuoperceptual abilities: - Visual scanning - Visual-conceptual tracking - Visual-motor tracking	White matter lesions Mesial temporal lobe Inferior parietal cortex
			Information processing	White matter lesions Superior marginal cortex
			Attention	White matter lesions Mesial temporal lobe Inferior parietal cortex
			Motor speed	White matter lesions Inferior parietal cortex
			Memory: - Working memory - Rote memory	White matter lesions Mesial temporal lobe Inferior parietal cortex