From: Variability of indication criteria in knee and hip replacement: an observational study
VARIABILITY INDICATORS | WOMAC QUESTIONNAIRE | |||||
---|---|---|---|---|---|---|
Pain | Stiffness | Functional capacity | ||||
Hip | Knee | Hip | Knee | Hip | Knee | |
No. of cases | 622 | 981 | 622 | 981 | 622 | 981 |
Range | 47.5-68.3 | 51.7-65.5 | 45.1-67.2 | 45.7-67.3 | 61.1-82.5 | 53.3-72.5 |
Mean (SD) | 57.1 (5.7) | 57.2 (4.3) | 59.4 (5.3) | 59.5 (6.5) | 67.4 (5.9) | 63.8 (5.3) |
Weighted mean (SD) | 56.5 (4.9) | 57.0 (4.0) | 58.9 (6.2) | 58.7 (6.7) | 66.1 (4.2) | 63.5 (4.6) |
EQ5-95 | 1.4 | 1.24 | 1.5 | 1.47 | 1.3 | 1.32 |
CV5-95 | 0.08 | 0.06 | 0.08 | 0.11 | 0.06 | 0.06 |
WCV5-95 | 0.05 | 0.06 | 0.10 | 0.11 | 0.06 | 0.06 |