Table 3 Two by two table of predicted versus actual outcomes of the final PR
Actual outcome | ||
|---|---|---|
Predicted outcome | AT RISK | NOT AT RISK |
(Post-operative WOMAC > 40.4) | (Postoperative WOMAC ≤ 40.4) | |
AT RISK | 23 | 32 |
NOT AT RISK | 5 | 81 |
TOTAL | 28 | 113 |
Actual outcome | ||
|---|---|---|
Predicted outcome | AT RISK | NOT AT RISK |
(Post-operative WOMAC > 40.4) | (Postoperative WOMAC ≤ 40.4) | |
AT RISK | 23 | 32 |
NOT AT RISK | 5 | 81 |
TOTAL | 28 | 113 |