Table 1.

Overall results at 2 years.

Variable	Pre-op	2 years post-op	p-value
Knee extension (°)	8.7 ± 11.4	1.7 ± 4.9	0.0
Knee flexion (°)	119.3 ± 16.9	113.9 ± 15.2	0.0
Fixed flexion deformity (°)	3.3 ± 4.5	0.6 ± 2.1	0.0
Extensor lag (°)	0.3 ± 1.4	0.2 ± 1.0	0.48
Straight-leg raising lag (°)	0.4 ± 2.2	0.2 ± 1.0	0.35
Oxford Knee score	33.8 ± 8.1	18.9 ± 5.6	0.0