Table 3.

Means ± standard deviations of the eye tracking data during the “Trail-Walking-Test” of glaucoma patients and healthy sighted controls as well as the outcomes of the ANCOVA.

		One-way ANCOVA
		Group
Performance (s)
Control N = 28	56.457  ± 13.664	F(1,42) = 0.416 p = 0.522, ${\mathrm{\eta }}_{\text{p}}^2$ = 0.010
Glaucoma N = 17	59.440  ± 14.384
Saccade Duration (ms)
Control N = 28	173.882  ± 41.612	F(1,42) = 3.320 p = 0.076, ${\mathrm{\eta }}_{\text{p}}^2$ 0.073
Glaucoma N = 17	152.847  ± 35.770
Saccade Frequency (saccades/s)
Control N = 28	1.811  ± 0.511	F(1,42) = 0.120 p = 0.730, ${\mathrm{\eta }}_{\text{p}}^2$ = 0.003
Glaucoma N = 17	1.759  ± 0.433
Saccades Amplitude (°)
Control N = 27	12.186  ± 2.287	F(1,42) = 1.365 p = 0.249, ${\mathrm{\eta }}_{\text{p}}^2$ = 0.031
Glaucoma N = 16	11.335  ± 2.907
Fixation Duration (ms)
Control N = 28	205.921  ± 32.859	F(1,42) = 6.331 p = 0.016, ${\mathbf{\eta }}_{\mathbf{p}}^2$ = 0.131
Glaucoma N = 17	241.465  ± 60.885
Fixation Frequency (fixation/s)
Control N = 27	2.164  ± 0.352	F(1,42) = 0.088 p = 0.768, ${\mathrm{\eta }}_{\text{p}}^2$ = 0.002
Glaucoma N = 16	2.188  ± 0.264

Significant differences are presented in bold.