Table 3.

GO trial reaction times during the Stop Signal test for eye and hand movements separated by whether trials followed a GO trial or a STOP trial and by whether trials followed accurate or inaccurate trials on both GO and STOP trials.

	Previous trial type
	GO trial	STOP trial	STOP-GO Difference
Oculomotor RT	299 (45)	353 (45)	+54 ms
Manual motor RT	429 (49)	450 (39)	+21 ms
	Outcome of previous trial
	Accurate	Inaccurate	Inaccurate-Accurate Difference
Post-GO trials
Oculomotor RT	317 (43)	312 (80)	-5 ms
Manual motor RT	441 (47)	438 (63)	-3 ms
Post-STOP trials
Oculomotor RT	366 (41)	374 (81)	+8 ms
Manual motor RT	452 (42)	486 (42)	+34 ms

mean (SD)