Table 4: Comparison of mean functional scores between groups (Musculoskeletal Tumor Society).

MeasureGroup 1
(nonconstrained APC)
Group 2
(constrained APC)

Pain4.54.5
Function3.83.7
Acceptance4.44.5
Supports44.1
Walking4.34.4
Gait3.93.9
Total score25 (83.3%)25.3 (84.3%)
Range of motion94° (45° to 120°)90° (25° to 120°)
Extensor lag3.5° (0° to 20°)8° (0° to 70°)