Table 4.

Comparison of mean latencies in go trials and stop trials for the three condition blocks.

		Oculomotor			Manual				Both
		Mean RT (ms):		U-test	Mean RT (ms):			U-test	Mean RT (ms):		U-test
		Go	Stop	p(2-tailed)	Go	Stop		p(2-tailed)	Go	Stop	p(2-tailed)
CS	Eyes	294.4 < 302.5		0.898					289.6 > 289.2		0.132
	Hands				344.5 > 340.9			0.002	345.9 > 343.1		0.045
	Biceps				306.3 > 299.6			<0.001	308.1 > 305.4		0.001
DS	Eyes	243.9 > 238.9		0.060					249.1 > 240.9		0.072
	Hands				320.3 > 301.9			<0.001	326.0 > 305.3		<0.001
	Biceps				265.7 > 248.8			<0.001	272.8 > 256.3		<0.001
EH	Eyes	242.6 < 252.3		0.001					257.2 < 266.9		0.011
	Hands				331.0 > 313.5			<0.001	331.4 > 315.5		<0.001
	Biceps				263.2 > 250.3			<0.001	264.2 > 250.9		<0.001
IM	Eyes	238.1 < 255.9		<0.001					242.7 < 263.8		<0.001
	Hands				358.9 > 354.0			0.062	357.8 > 357.1		0.526
	Biceps				298.1 > 288.3			0.001	293.8 > 290.6		0.087
IW	Eyes	263.2 < 278.3		<0.001					280.0 < 283.4		0.929
	Hands				315.5 > 293.3			<0.001	314.6 > 292.9		<0.001
	Biceps				259.3 > 249.4			<0.001	261.0 > 249.4		<0.001
SW	Eyes	293.7 > 279.1		0.002					289.5 > 277.9		0.001
	Hands				374.3 > 346.0			<0.001	371.7 > 353.3		<0.001
	Biceps				323.1 > 294.6			<0.001	319.7 > 298.5		<0.001
		Mean RT (ms)		T-test	Mean RT (ms)			T-test	Mean RT (ms)		T-test
		Go	Stop	p(2-tailed)	Go	Stop		p(2-tailed)	Go	Stop	p(2-tailed)
GM	Eyes	262.6 < 267.8		0.356					268.0 < 270.3		0.654
	Hands				340.7 > 324.9			0.010	341.2 > 327.9		0.020
	Biceps				285.9 > 271.8			0.007	286.6 > 275.2		0.010

Marked in bold are differences between go RTs and stop-failure RTs, which showed a trend opposite to the predictions. GM, grand mean.