Table 3.

Root mean square error (RMSE) between in vivo fluoroscopic and the cadaveric CAMS femoral low-point kinematics and TF kinematics.

	Femoral Low-Point A-P Translation						TF Kinematics
	Medial Condyle (mm)			Lateral Condyle (mm)			A-P Translation (mm)			I-E Rotation (deg)
Activity	Cycle	Stance	Swing	Cycle	Stance	Swing	Cycle	Stance	Swing	Cycle	Stance	Swing
Gait	2.6	2.8	2.2	3.9	4.7	2.5	2.8	3.3	1.7	3.2	1.6	4.6
Stair Descent	5.1	4.6	5.6	4.0	3.6	4.5	4.0	3.0	5.1	1.8	1.1	2.5
Activity	Cycle	Stand–Sit	Sit–Stand	Cycle	Stand–Sit	Sit–Stand	Cycle	Stand–Sit	Sit–Stand	Cycle	Stand–Sit	Sit–Stand
Sit–Stand	4.7	5.4	4.0	2.6	2.8	2.4	2.2	2.5	2.0	2.0	1.6	2.4