Ambulatory status | Joint | Estimated average values (confidence interval) | p-value* | p-value** |
---|---|---|---|---|
Ambulatory | Hip | 1.5 (0.5–2.5) | <.0001 | |
Knee | 3.1 (1.6–4.7) | .092 | <.0001 | |
Ankle | 6.4 (4.6–8.2) | <.0001 | <.0001 | |
Non-ambulatory | Hip | 23.5 (20.4–26.6) | ||
Knee | 43.5 (36.5–50.4) | <.0001 | ||
Ankle | 34.5 (28.6–40.3) | .001 |