Table 6 Comparison of mean improvement between pre-op and post-op measure on the original and transformed (0–100) scales
Improvement | Original scales | 0–100 scale |
|---|---|---|
NHS hip replacements | ||
OHS | 20.2 | 42.2 |
EQ-5D Index | 0.415 | 26.0 |
EQ-VAS | 10.2 | 10.2 |
NHS knee replacements | ||
OHS | 15.3 | 31.8 |
EQ-5D Index | 0.301 | 18.6 |
EQ-VAS | 4.6 | 4.6 |
MCO hip replacements | ||
OHS | 21.1 | 43.9 |
howRu | 3.9 | 32.5 |
MCO Knee replacements | ||
OKS | 17.5 | 36.4 |
howRu | 3.1 | 25.6 |