Table 5.
Mann-Whitney U-test results for learning, training, ease of use, and satisfaction scores for VR training according to the use of controllers or hand tracking
| Usability scale | Group | No. | Mean ranks | Sum ranks | U-value | P-value |
|---|---|---|---|---|---|---|
| Usefulness | VR controllers | 15 | 16.03 | 240.5 | 104.5 | 0.75656 |
| VR hand tracking | 15 | 14.97 | 224.5 | |||
| Ease of use | VR controllers | 15 | 16.3 | 244.5 | 100.5 | 0.63122 |
| VR hand tracking | 15 | 14.7 | 220.5 | |||
| Ease of learning | VR controllers | 15 | 16 | 240 | 105 | 0.77182 |
| VR hand tracking | 15 | 15 | 225 | |||
| Satisfaction | VR controllers | 15 | 17.03 | 255.5 | 59.5 | 0.35238 |
| VR hand tracking | 15 | 13.97 | 209.5 |
VR, virtual reality.