Range of motion results at one year (degrees)
Study	Measure	EPOCA prosthesis n = 18	HAS prosthesis n = 17	Reported significance
Fialka 2008	Active forward flexion	mean = 109° range = 30° to 150°	mean = 62° range = 20° to 110°	P < 0.001
	Active abduction	mean = 101° range = 30° to 150°	mean = 62° range = 30° to 100°	P = 0.001
	Active external rotation in 90° abduction	mean = 30° range = 0° to 60°	mean = 17° range = 0° to 40°	P = 0.01
	Active external rotation in 90° abduction	mean = 45° range = 0° to 70°	mean = 13° range = 0° to 40°	P = 0.001