Table 4.
Multifactorial Kruskal–Wallis tests for the Usability, Satisfaction, and 3D Perception variables.
| Variable | Factor | χ2 | df | p-value | Significance |
|---|---|---|---|---|---|
| Usability | |||||
| VOL Task Score | 0.05 | 3 | 0.99 | – | |
| Total Distance | 3.30 | 3 | 0.65 | – | |
| Total Time | 0.16 | 3 | 0.98 | – | |
| Average Speed | 2.95 | 3 | 0.40 | – | |
| Peripheral Distance | 2.75 | 3 | 0.43 | – | |
| Satisfaction | |||||
| VOL Task Score | 3.13 | 13 | 0.99 | – | |
| Total Distance | 10.41 | 13 | 0.66 | – | |
| Total Time | 9.97 | 13 | 0.70 | – | |
| Average Speed | 19.63 | 13 | 0.10 | – | |
| Peripheral Distance | 13.64 | 13 | 0.40 | – | |
| 3D Perception | |||||
| VOL Task Score | 7.02 | 4 | 0.13 | – | |
| Total Distance | 20.01 | 4 | 0.73 | – | |
| Total Time | 5.89 | 4 | 0.21 | – | |
| Average Speed | 1.84 | 4 | 0.76 | – | |
| Peripheral Distance | 3.61 | 4 | 0.46 | – |