Table 1.
Patient characteristics
| Characteristics | Rotator cuff tear group (n = 12) | Control group (n = 11) | p value |
| Mean age in years ± SD | 64.9 ± 2.5 | 61.2 ± 2.4 | 0.29a |
| Sex, n | |||
| Male | 6 | 6 | 0.48b |
| Female | 6 | 5 | |
| Investigated arm, n | |||
| Left | 4 | 3 | 0.55b |
| Right | 8 | 8 | |
| Smoking, n | 1 | 4 | 0.16b |
| Diabetes, n | 0 | 1 | 0.48b |
| Rotator cuff tear aspects | Retraction: 10-35 mm | ||
| Width: 10-25 mm | |||
| SSP, n | 7 | ||
| SSP and SSCc, n | Lafosse Type I: 3 | ||
| Lafosse Type III: 1 | |||
| SSP and ISP, n | 1 | ||
| Patte stage, n | |||
| 1 | 6 | ||
| 2 | 6 | ||
| 3 | 0 | ||
| Ultrasound, n | 3 | 11 | |
| MRI, n | 9 | 0 |
a
t-test, as normal distributed.
b
Fisher exact test.
c
Lafosse classification of subscapularis tendon tears; SSP = supraspinatus; SSC = subscapularis; ISP = infraspinatus.