Table 5.
Descriptive statistics obtained from the feedback study
| Questionnaire | Total | Expert | Novice | Mann-Whitney U-test P-value | |||
|---|---|---|---|---|---|---|---|
|
| |||||||
| Mean | SD | Mean | SD | Mean | SD | ||
| 1. Realism in
rendering
|
4.04 | 0.72 | 4.18 | 0.75 | 3.91 | 0.70 | 0.372 |
| 2. Realism in
tool handling
|
3.59 | 0.67 | 3.45 | 0.69 | 3.73 | 0.65 | 0.440 |
| 3. Overall realism
compared to FLS
|
3.77 | 0.75 | 3.73 | 0.65 | 3.82 | 0.87 | 0.823 |
| 4. Quality of force
feedback
|
4.04 | 0.90 | 3.82 | 0.87 | 4.27 | 0.90 | 0.308 |
| 5. Usefulness of force
feedback In task completion
|
4.41 | 0.73 | 4.45 | 0.52 | 4.36 | 0.92 | 0.800 |
| 6. Usefulness:
Hand-eye co-ordination
|
4.14 | 0.71 | 4.0 | 0.77 | 4.27 | 0.65 | 0.775 |
| 7. Usefulness:
Ambidexterity
skills
|
4.14 | 0.89 | 4.09 | 0.83 | 4.18 | 0.98 | 0.917 |
| 8. Overall usefulness
of VBLaST in training for FLS skill set
|
3.91 | 1.02 | 3.73 | 0.79 | 4.09 | 1.22 | 0.415 |
| 9. Trustworthiness of VBLaST | 3.82 | 0.66 | 3.82 | 0.60 | 3.82 | 0.75 | 0.863 |