Modelling of the Current Density Distributions during Cortical Electric Stimulation for Neuropathic Pain Treatment

Table 2

Schematic representation of the main findings of this study.

(Figure 5)	(Figure 6)
Interelectrode distance (Phase 1)	Max @ 2 cm	with distance
Stimulus amplitude (Phase 2)	with amplitude	with amplitude
Stimulus frequency (Phase 2)	with frequency	with frequency
Age (Phase 3)	No clear trend with age (less in the elderly)	No clear trend with age (but min in the elderly)

Neuronal response was activated in the volume where > 50% MCT ( modulation threshold);    spread of modulated tissue;     depth of modulated tissue.