Table 2.

Means ± Standard Deviations of the Gait Data of Glaucoma Patients and Healthy Controls as well as the Outcomes of the ANCOVA

								Repeated Measures ANCOVA
Condition	Single -Task Walking	Letter Fluency Task (easy)	Letter Fluency Task (severe)	Reaction Time Task (easy)	Reaction Time Task (severe)	N-Back Task (easy)	N-Back Task (severe)	Condition × Group	Group	Condition
MTC (cm)
Control (N = 27)	2.543± 0.718	2.078± 0.564	1.999± 0.559	2.311± 0.634	2.220± 0.650	2.286± 0.650	2.152± 0.656
								F3.19, 124.46 = 0.902P = 0.447, ${\eta }_{\mathrm{p}}^2$ = 0.023	F1,39 = 2.569P = 0.117, ${\eta }_{\mathrm{p}}^2$ = 0.062	F3.19, 124.46 = 0.249P = 0.873, ${\eta }_{\mathrm{p}}^2$ = 0.006
Glaucoma (N = 17)	2.311± 0.370	1.765± 0.429	1.624± 0.416	2.131± 0.399	2.025± 0.379	2.055± 0.326	1.909± 0.351
MTCCoV (%)
Control(N = 27)	30.934± 6.896	31.497± 8.582	32.524± 10.124	29.103± 6.339	29.782± 6.747	30.982± 8.529	31.459± 8.831
								F2.68,104.35 = 2.604P = 0.062, ${\eta }_{\mathrm{p}}^2$ 0.063	F1,39 = 4.947 P = 0.032, ${\eta }_{\mathbf{p}}^2$ = 0.113	F2.68,104.35 = 0.451P = 0.695, ${\eta }_{\mathrm{p}}^2$ = 0.011
Glaucoma (N = 17)	34.637± 6.979	40.780± 13.452	42.040± 10.873	32.873± 5.437	35.171± 6.784	34.945± 7.635	36.572± 9.693
Stride length (cm)
Control (N = 28)	1.324± 0.103	1.222± 0.110	1.215± 0.113	1.271± 0.115	1.273± 0.106	1.273± 0.103	1.251± 0.107
								F3.18,127.11 = 0.692P = 0.567, ${\eta }_{\mathrm{p}}^2$ = 0.017	F1,40 = 0.104P = 0.748, ${\eta }_{\mathrm{p}}^2$ = 0.003	F3.18,127.11 = 0.597P = 0.627, ${\eta }_{\mathrm{p}}^2$ = 0.015
Glaucoma (N = 17)	1.319± 0.132	1.205± 0.142	1.195± 0.148	1.282± 0.119	1.289± 0.120	1.265± 0.140	1.240± 0.141
Stride lengthCoV (%)
Control(N = 28)	14.861± 2.778	13.667± 2.359	13.343± 2.953	13.111± 2.317	13.745± 2.642	13.311± 2.769	13.241± 2.851
								F4.47,178.81 = 0.517P = 0.743, ${\eta }_{\mathrm{p}}^2$ = 0.013	F1,40 = 0.177P = 0.676, ${\eta }_{\mathrm{p}}^2$ = 0.004	F4.47,178.81 = 3.048 P = 0.015, ${\eta }_{\mathrm{p}}^2$ = 0.071
Glaucoma (N = 17)	15.236± 2.460	13.532± 2.582	13.417± 2.492	13.906± 2.752	13.805± 2.695	13.329± 2.180	13.283± 2.308
Gait velocity (m/s)
Control(N = 28)	1.264± 0.110	1.081± 0.154	1.062± 0.156	1.195± 0.145	1.190± 0.139	1.187± 0.133	1.145± 0.140
								F2.74,109.58 = 0.571P = 0.620, ${\eta }_{\mathrm{p}}^2$ = 0.014	F1,40 = 0.018P = 0.894, ${\eta }_{\mathrm{p}}^2$ = 0.000	F2.74,109.58 = 0.566P = 0.623, ${\eta }_{\mathrm{p}}^2$ = 0.014
Glaucoma (N =17)	1.244± 0.173	1.044± 0.204	1.010± 0.245	1.197± 0.156	1.212± 0.166	1.176± 0.181	1.131± 0.173
Gait velocityCoV (%)
Control (N = 28)	16.904± 2.986	15.786± 2.593	15.346± 3.019	14.970± 2.741	15.599± 3.094	15.017± 3.049	15.072± 3.059
								F3.93,157.24 = 0.792P = 0.530, ${\eta }_{\mathrm{p}}^2$ = 0.019	F1,40 = 0.360P = 0.552, ${\eta }_{\mathrm{p}}^2$ = 0.009	F3.93,157.24 = 1.317P = 0.266, ${\eta }_{\mathrm{p}}^2$ = 0.032
Glaucoma (N = 17)	17.488± 2.892	16.337± 3.335	15.977± 2.671	15.534± 3.070	15.290± 2.841	15.085± 2.508	15.187± 2.647

Significant differences and differences based on effect sizes are presented in bold.