Table 1.

Comparisons between DP_Go and DP_Nogo

Functional relationship	Contrast
Motor preparation	DP_Goversus DP_Nogo
(DP_Go > DP_Nogo)	DP_Goversus IC_GoTC_Go masked by DP_Goversus DP_Nogo
Motor intention	DP_{GoR versus IC_Go} TC_Go and DP_Nogo versus IC_NogoTC_NogoNogo
(DP_Go = DP_Nogo)
Motor inhibition	DP_Nogoversus DP_Go
(DP_Nogo > DP_Go)	DP_Nogo versus IC_NogoTC_{Nogo masked by DP_Nogo} versus DP_Nogo