| No restriction of movement. | 0 |
| Restriction in any one range of movement. | 1 |
| Restriction in any two range of movements. | 2 |
| Restriction in any three range of movements. | 3 |
| Restriction in all four range of movements. | 4 |
| No restriction of movement. | 0 |
| Restriction in any one range of movement. | 1 |
| Restriction in any two range of movements. | 2 |
| Restriction in any three range of movements. | 3 |
| Restriction in all four range of movements. | 4 |