Table 1.
Preoperative Characteristics for Participants (n=74) and Patients Excluded Because of Missing Range Values
| Characteristic | Female (n=39) Mean (SD) |
Male (n=35) Mean (SD) |
Combined (n=74) Mean (SD) |
Missing (n=19) Mean (SD) |
|---|---|---|---|---|
| Age (years) | 65.0 (8.1) | 67.6 (8.8) | 66.2 (8.5) | 65.9 (10.1) |
| Body mass index (kg/m2) | 32.2 (5.3) | 30.8 (4.9) | 31.6 (5.1) | 31.1 (5.3) |
| Pre-arthroplasty flexion range (degrees) | 107.7 (13.9) | 113.4 (12.2) | 110.4 (13.3) | missing |
| Pre-arthroplasty extension range (reported as degrees of flexion) |
4.8 (6.2) |
5.9 (5.5) |
5.3 (5.8) |
missing |
|
Reliability sub-sample (n=22) |
Female (n=12) Mean (SD) |
Male (n=10) Mean (SD) |
Combined (n=22) Mean (SD) |
|
| Age (years) | 62.0 (8.6) | 68.3 (9.9) | 64.8 (9.2) | |
| Body mass index (kg/m2) | 31.2 (6.2) | 31.9 (7.8) | 31.5 (6.9) | |
| Pre-arthroplasty flexion range (degrees) | 109.2 (10.3) | 115.9 (10.2) | 112.2 (10.3) | |
| Pre-arthroplasty extension range (reported as degrees of flexion) | 3.1 (3.5) | 7.1 (4.9) | 4.9 (4.3) |