Table 4.

Results of regions of interest analysis in young persons, healthy elderly and aMCI patients (BOLD response as percent signal change within ROI across all trials).

Regions of interest	Young persons vs. healthy elderly				Healthy elderly vs. aMCI
	Young persons	Healthy elderly	t(df)	p	aMCI	t(df)	p
PRO-SACCADES
Frontal eye fields
Right	0.20 (0.12)	0.21 (0.23)	0.155 (30)	0.878	0.14 (0.13)	1.238 (40)	0.223
Left	0.18 (0.15)	0.13 (0. 16)	−0.827 (30)	0.415	0.11 (0.10)	0.308 (40)	0.759
Parietal oculomotor area
Right	0.40 (0.24)	0.26 (0.20)	−1.670 (30)	0.106	0.23 (0.19)	0.535 (40)	0.596
Left	0. 38 (0.24)	0. 27 (0. 18)	−1.363 (30)	0.183	0.22 (0.21)	0.750 (40)	0.458
Supplementary eye fields
	0.17 (0.18)	0.11 (0.16)	0.827 (30)	0.422	0.19 (0.27)	−1.237 (40)	0.223
ANTI-SACCADES
Frontal eye fields
Right	0.32 (0.17)	0.32 (0. 20)	−0.049 (30)	0.961	0.16 (0.12)	3.030 (40)	0.004**
Left	0.32 (0.19)	0. 25 (0.14)	−1.003 (30)	0.329	0.15 (0.15)	2.202 (40)	0.033*
Parietal oculomotor area
Right	0.57 (0.21)	0. 39 (0.20)	−2.319 (30)	0.028	0.29 (0.21)	1.645 (40)	0.108
Left	0.54 (0.17)	0.37 (0.18)	−2.510 (30)	0.018*	0.28 (0.22)	1.532 (40)	0.133
Supplementary eye fields
	0.20 (0.23)	0.27 (0.28)	−0.633 (30)	0.534	0.23 (0.34)	0.406 (40)	0.687

aMCI, amnestic mild cognitive impairment; denoted are mean values, standard deviations (in brackets), t- and p-values, df: degrees of freedom. Levels of significance indicated by askerisks: ^*p < 0.05; ^**p < 0.01.

Significant values (p < 0.05) are marked in bold font.