Table 3.
Patients-reported outcomes after total hip arthroplasty (THA), total knee arthroplasty (TKA), or unicondylar knee arthroplasty (UKA) using the HOOS, JR and KOOS, JR surveys.
| Question category | Patient-reported outcome |
||||
|---|---|---|---|---|---|
| None | Mild | Moderate | Severe | Extreme | |
| HOOS, JR Questions (THA) | |||||
| Hip pain when going up or down stairs | 30 | 5 | 0 | 0 | 0 |
| Hip pain when walking on uneven surface | 31 | 4 | 0 | 0 | 0 |
| Difficulty rising from sitting | 31 | 4 | 0 | 0 | 0 |
| Difficulty bending to floor/pick up an object | 31 | 4 | 0 | 0 | 0 |
| Difficulty lying in bed | 30 | 5 | 0 | 0 | 0 |
| Difficulty sitting | 33 | 2 | 0 | 0 | 0 |
| KOOS, JR Questions (TKA) | |||||
| Knee stiffness when waking up in the morning | 8 | 6 | 2 | 0 | 0 |
| Pain when twisting/pivoting on your knee | 13 | 2 | 1 | 0 | 0 |
| Pain when straightening knee fully | 15 | 0 | 1 | 0 | 0 |
| Pain when going up or down stairs | 11 | 3 | 1 | 1 | 0 |
| Pain when standing upright | 14 | 1 | 1 | 0 | 0 |
| Difficulty rising from sitting | 15 | 1 | 0 | 0 | 0 |
| Difficulty bending to floor/pick up an object | 16 | 0 | 0 | 0 | 0 |
| KOOS, JR Questions (UKA) | |||||
| Knee stiffness when waking up in the morning | 22 | 13 | 6 | 3 | 0 |
| Pain when twisting/pivoting on your knee | 35 | 5 | 1 | 2 | 1 |
| Pain when straightening knee fully | 38 | 4 | 1 | 1 | 0 |
| Pain when going up or down stairs | 30 | 7 | 3 | 3 | 1 |
| Pain when standing upright | 38 | 3 | 1 | 1 | 0 |
| Difficulty rising from sitting | 33 | 6 | 2 | 2 | 0 |
| Difficulty bending to floor/pick up an object | 34 | 6 | 0 | 3 | 0 |
HOOS, JR, Hip Disability and Osteoarthritis Outcome Score of Joint Replacement; KOOS, JR, Knee Injury and Osteoarthritis Outcome Score for Joint Replacement.