Postoperative clinical outcomes
| Postoperative Outcome | Mean Points | P Value | |
|---|---|---|---|
| Group 1 | Group 2 | ||
| Pain* | 1.3 | 1.8 | .50 |
| Impaired mobility† | 0.35 | 0.27 | .43 |
* Pain was assessed by using an ordinal scale of 0–10, on which 0 represented no pain, and 10 represented the worst pain the patient had ever had.
† Mobility was assessed by using a five-point scale as follows: 0 indicated that the patient was walking without assistance; 1, walking with assistance; 2, wheelchair bound; 3, restricted to sitting in bed; and 4, restricted to lying flat in bed.