Table 1.

The volumes (cm³) of rotator cuff muscles at baseline and at 5 years with reference values from the previous literature

	M. supra-spinatus	M. infra-spinatus	M. sub-scapularis
This study at baseline	49	127	120
This study at 5 years	46	114	110
Juul-Kristensen et al. (2000)	49	125	154
Lehtinen et al. (2003)	36	96	99
Holzbaur et al. (2007)	50	119	165
Vidt et al. (2012)	40	102	103