Table 4.
Author and year | Number in analysis | Risk factor measurement | Outcome | Univariable or multivariable analysis | Association | Results summary |
Elson and Brenkel, 200640 | 402 knees | Range of motion (active and passive) at hospital discharge | AKSS pain at 5 years | Univariable analysis | No | Not significant, results not reported |
Núñez et al, 200742 | 67 | Ambulatory status at hospital discharge | WOMAC pain at 3 years | Multivariable linear regression | No | Not significant, results not reported |
Núñez et al, 200943 | 112 | Ambulatory status at hospital discharge | WOMAC pain at 7 years | Multivariable linear regression | No | Not significant, results not reported |
Crosbie et al, 201038 | 100 | WOMAC function at 2 weeks | WOMAC pain at 6 months | Multivariable linear regression | Yes | Beta coefficient=+0.06, SE=±0.02 |
6 min walk test at 2 weeks | Yes | Beta coefficient=−0.05, SE=±0.01 | ||||
Stair ascent speed at 2 weeks | No | Not significant, results not reported | ||||
WOMAC function at 8 weeks | No | Not significant, results not reported | ||||
6 min walk test at 8 weeks | Yes | Beta coefficient=−0.04, SE=±0.01 | ||||
Stair ascent speed at 8 weeks | No | Not significant, results not reported | ||||
Riis et al, 201446 | 154 | Range of flexion (active) at hospital discharge | AKSS pain at 12 months | Multivariable binary logistic regression | No | OR 1.00 (95% CI 0.99 to 1.04), p=0.698 |
AKSS, American Knee Society Score; TKR, total knee replacement; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index.