Explored part | Frequency | Percentage (%) |
Knee | 20 | 58.8 |
Hip joints | 4 | 11.8 |
Ankle and foot | 4 | 11.8 |
Shoulder | 3 | 8.8 |
Elbow | 1 | 2.9 |
Leg | 1 | 2.9 |
Wrist and hand | 1 | 2.9 |
Total | 34 | 100 |