TABLE 1.

P values obtained from 2-way ANOVA on analyzed parameters

	Stimulation Before Gaze Onset			Stimulation After Gaze Onset
Parameter	IHP	Type	IHP*Type	IHP	Type	IHP*Type
Gaze latency (Fig. 2, A and D)	0.2118	0	0.1394	0.4945	0.2549	0.9663
Head latency (Fig. 2, B and E)	0.0039	3.3277E-08	0.0852	0.0006	0.4062	0.8925
Head re gaze onset (Fig. 2, C and F)	1.6245E-05	8.3250E-12	0.2811	1.0799E-06	0.9150	0.7711
Gaze displacement (Fig. 3B and 4B)	0.2775	8.4377E-15	0.3924	1.7536E-05	0	0.0277
Head displacement (Fig. 3B and 4B)	0.0007	0.0575	0.4877	4.7184E-14	0.1962	0.8853
Eye displacement (Fig. 3B and 4B)	0.6758	0	0.4453	0.0249	0	0.0427
Peak velocity (Fig. 7, A and C)	1.5157E-06	0.0038	0.2439	4.3432E-13	0.1873	0.4207
Peak acceleration (Fig. 7, B and D)	3.8370E-05	0.0313	0.1779	1.0530E-05	0.6287	0.7544
Time of peak velocity (Fig. 8, A and C)	0.0693	0.0003	0.1679	0.0001	2.7972E-06	0.0078
Time of peak acceleration (Fig. 8, B and D)	0.0002	4.5796E-05	0.5252	0.0054	0.0001	0.0006

The independent variables were initial head position (IHP: centered or contraversive to gaze shift direction) and trial type (control or stimulation).