Table 3.

Means and inferential statistics for saccade and fixation parameters between younger and older adults from the Learning Phase

Gaze measure	Mean young	Mean older	Confidence Interval	t-value	p-value
Saccade frequency	2.94	3.80	[-1.15, -0.57]	-5.52	<.001
Average velocity	100.94	110.68	[-16.74, -2.75]	-2.66	.007
Peak velocity	180.60	214.62	[-53.60, -14.46]	-3.40	.003
Amplitude	3.86	4.49	[-1.06, -0.19]	-2.76	.007
Saccade duration (ms)	32.48	34.95	[-4.87, -0.07]	-2.07	.046
Fixation frequency	3.15	4.08	[-1.24, -0.63]	-6.08	<.001
Fixation duration (ms)	325.33	270.15	[31.89, 78.48]	4.82	<.001
Blink frequency	0.44	0.38	[-0.06, 0.18]	0.96	.328

Significant p values are shown in bold type