Fracture loading was calculated as the knee joint reaction force (peak, average, the angle of the force vector, and the point of force application) using gait analysis and an inverse dynamics musculoskeletal model. 
gait analysis
Fracture loading was calculated as the knee joint reaction force (peak, average, the angle of the force vector, and the point of force application) using gait analysis and an inverse dynamics musculoskeletal model. 
inverse dynamics musculoskeletal model
Fracture migration was assessed using radiostereometric analysis. 
radiostereometric analysis