. Author manuscript; available in PMC: 2020 Apr 1.

Published in final edited form as: Skeletal Radiol. 2018 Sep 10;48(4):535–541. doi: 10.1007/s00256-018-3057-7

Table 2.

Comparison of mean fat fraction on Dixon MR images in shoulders with painful full-thickness supraspinatus tendon tears and asymptomatic volunteers with intact rotator cuffs.

Muscle	Full-Thickness Tear mean^A ± SD^B (N=4)	Intact mean ± SD (N=3)	P value

Supraspinatus	13.2 ± 3.6	5.5 ± 2.3	0.025
Infraspinatus	17.2 ± 8.7	4.4 ± 1.1	0.056
Subscapularis	8.0 ± 5.0	5.2 ± 1.5	0.402
Teres Minor	10.3 ± 4.3	4.0 ± 0.6	0.059
Deltoid	10.7 ± 3.5	4.3 ± 0.8	0.029
Trapezius	14.8 ± 6.8	8.1 ± 1.8	0.159

^A:

fat fraction expressed as a percentage

^B:

Standard deviation