Table 2.

Comparison of outdoor navigation variables (controls vs patients accompanied vs patients alone).

Outdoor navigation variable	Controls, mean (SD)	Patients accompanied, mean (SD)	Patients alone, mean (SD)	Group significance, P value	Post hoc (controls—patients accompanied), P value	Post hoc (controls—patients alone), P value
Outings per day	2.28 (0.79)	1.57 (0.85)	1.04 (0.78)	<.001 a	.02	<.001
Day outings per day	1.89 (0.62)	1.36 (0.77)	1.02 (0.76)	.004	.058	.003
Night outings per day	0.38 (0.31)	0.21 (0.24)	0.01 (0.04)	<.001	.04	<.001
Time spent moving per outing (hours)	1.17 (0.58)	0.92 (0.57)	0.41 (0.55)	.001	.22	.001
Total distance per outing (kilometers)	23.37 (22.64)	17.63 (14.90)	4.60 (10.40)	.011	.34	.009
Walking distance per outing (kilometers)	1.94 (1.02)	1.33 (0.91)	0.94 (1.14)	.04	.14	.02
Mean distance from home per outing (kilometers)	4.69 (4.10)	3.28 (3.15)	0.80 (1.86)	.005	.21	.004
Similarity of trajectories across outings (mean discrete Fréchet distances)	0.14 (0.13)	0.09 (0.08)	0.04 (0.09)	.10	.30	.12

^aValues in italics indicate a statistically significant group difference.