|
Knee flexion after TKA (°)
| |
1.02 (1.01–1.03)
|
0.001
|
1.008 (0.997–1.019)
|
n.s.
| | |
|
≥130° of Knee flexion after TKA (°)
|
|
No
| |
1 (Reference)
| | | |
1 (Reference)
| |
|
Yes
| |
1.82 (1.34–2.47)
|
< 0.001
| | |
1.38 (1.007–1.889)
|
0.045
|
|
Ability to do high-flexion activities
|
|
Kneel (reference: impossible)
|
Hard to do
|
0.78 (0.57–1.06)
|
n.s.
| | | | |
|
Easy to do
|
1.07 (0.61–1.88)
|
n.s.
| | | | |
|
Squat (reference: impossible)
|
Hard to do
|
0.76 (0.55–1.03)
|
n.s.
| | | | |
|
Easy to do
|
0.95 (0.55–1.65)
|
n.s.
| | | | |
|
Sit cross-legged (reference: impossible)
|
Hard to do
|
1.71 (1.23–2.39)
|
0.001
|
1.426 (1.015–2.003)
|
0.041
|
1.414 (1.008–1.985)
|
0.045
|
|
Easy to do
|
3.89 (2.58–5.87)
|
< 0.001
|
2.557 (1.64–3.988)
|
< 0.001
|
2.458 (1.573–3.842)
|
< 0.001
|
|
Stand from the floor (reference: impossible)
|
Hard to do
|
3.89 (1.81–8.34)
|
< 0.001
|
3.104 (1.403–6.87)
|
0.005
|
3.107 (1.405–6.867)
|
0.005
|
|
Easy to do
|
8.15 (3.63–18.28)
|
< 0.001
|
4.429 (1.886–10.4)
|
0.001
|
4.45 (1.897–10.438)
|
0.001
|
|
Age (years) (reference: < 60)
|
60–74
|
0.86 (0.5–1.48)
|
n.s.
| | | | |
|
≥ 75
|
0.69 (0.36–1.31)
|
n.s.
| | | | |
|
Male (vs. female)
| |
2.51 (1.32–4.8)
|
0.005
|
2.282 (1.217–4.278)
|
0.01
|
2.312 (1.234–4.331)
|
0.009
|
|
Body mass index (kg/m2) (reference: < 25)
|
25 - < 30
|
1.27 (0.88–1.84)
|
n.s.
| | | | |
|
≥ 30
|
1.07 (0.66–1.73)
|
n.s.
| | | | |
|
Bilateral TKA (vs. unilateral TKA)
| |
1.41 (1.01–1.98)
|
0.046
|
1.443 (1.035–2.013)
|
0.031
|
1.456 (1.045–2.028)
|
0.026
|
|
Patellar resurfacing (vs. un-resurfacing)
| |
0.68 (0.45–1.04)
|
n.s.
| | | | |
