1. | Pain on motion* | 405 | 100 | | | 1. | Pain on motion |
|
| None | 0 | 0 | 0 | 0 | | None/mild |
|
| Mild | 31 | 8 | 0 |
|
| Moderate | 249 | 61 | 6 | 6 | | Moderate |
|
| Severe | 125 | 31 | 13 | 13 | | Severe |
|
2. | Pain at rest* | 405 | 100 | | | 2. | Pain at rest |
|
| None | 29 | 7 | 0 | 0 | | No change |
|
| Mild | 160 | 40 | 3 | 3 |
|
| Moderate | 191 | 47 | 8 | 8 |
|
| Severe | 25 | 6 | 11 | 11 |
|
3. | Ability to walk | 405 | 100 | | | 3. | Ability to walk without significant pain |
|
| > 20 blocks | 13 | 3 | 0 | 0 | | > 5 blocks |
|
| 11–20 blocks | 25 | 6 | 0 | 0 | | 1–5 blocks |
|
| 5–10 blocks | 86 | 21 | 4 | 4 | | < 1 block |
|
| < 5 blocks | 281 | 70 | 7 | 7 | | Household ambulator |
|
4. | Other functional limitations | 405 | 100 | | | 4. | Other functional limitations |
|
| No limitations | 4 | 1 | 0 | 0 | | No limitations |
|
| Mild limitations | 99 | 24 | 4 | 4 | | Mild limitations (able to do most activities with minor modifications or difficulty) |
|
| Moderate limitations | 218 | 54 | 11 | 11 | | Moderate limitations (able to do most activities but with modification or assistance) |
|
| Severe limitations | 84 | 21 | 19 | 19 | | Severe limitations (unable to perform most activities) |
|
5. | Abnormal findings (orthopedic only)* | 401 | 100 | | | 5. | Abnormal findings on physical examination related to affected joint |
|
| None | 16 | 4 | 0 | 0 | | None/mild |
|
| Mild | 122 | 30 | 0 | | | |
|
| Moderate | 178 | 44 | 5 | 5 | | Moderate |
|
| Severe | 85 | 21 | 8 | 10 | | Severe |
|
6. | Potential for progression of disease‡ | 183 | 100 | | | 6. | Potential for progression of disease documented by radiographic findings |
|
| None | 16 | 9 | 0 | 0 | | No Change |
|
| Mild | 70 | 38 | 4 | 4 | | |
|
| Moderate | 68 | 37 | 11 | 11 | | |
|
| Severe | 29 | 16 | 21 | 20 | | |
|
7. | Ability to work, give care to dependants, live independently (difficulty must be related to affected joint) | 405 | 100 | | | 7. | Threat to patient role and independence in society |
|
| Not threatened or no difficulties | 14 | 3 | 0 | 0 | | Not threatened but more difficult |
|
| Not threatened but more difficult | 145 | 36 | 0 | | | |
|
| Threatened but not immediately | 177 | 44 | 10 | 10 | | Threatened but not immediately |
|
| Immediately threatened or unable | 69 | 17 | 21 | 20 | | Immediately threatened or unable |