Demographics* |
Age, yr, mean (and SD) | 69 (8) | 68 (9) | 68 (9) | 0.09† |
|
Female | 12 (30) | 20 (50) | 21 (53) | 0.09‡ |
|
Diagnosis of osteoarthritis | 36 (90) | 38 (95) | 35 (88) | 0.50‡ |
|
No comorbid conditions | 28 (70) | 22 (55) | 29 (73) | 0.36‡ |
|
> 1 joint with osteoarthritis | 18 (45) | 22 (54) | 19 (48) | 0.72‡ |
Clinical variables, mean (and SD) |
Preoperative knee ROM, ° | 108 (18) | 106 (18) | 106 (16) | 0.86† |
|
WOMAC pain score | 51 (15 ) | 46 (13) | 47 (14) | 0.20† |
|
WOMAC function score | 53 (15) | 41 (13) | 51 (14) | 0.64† |
|
Hospital variables |
Mean (and SD) inpatient medication use§ | 16.2 (4) | 16.4 (6) | 16.8 (5) | 0.89† |
|
Mean (and SD) acute care length of stay, d | 6.9 (1.7) | 7.2 (2.6) | 7.5 (3.0) | 0.56† |
|
Inpatient complications, no. (and %) | 6 (15) | 10 (25) | 5 (12) | 0.66 ‡ |