Skip to main content

Table 1 Summary of patients’ demographic and clinical data

From: Are there differences in arthroscopic and histological features between traumatic and degenerative rotator cuff tears in elderly patients? A prospective dual-center analysis

Variable Group T (n = 19) Group D (n = 23) p value
Age, years 72.5 ± 4.8 71.5 ± 4.8 0.493a
BMI, kg/m2 24.4 ± 2.9 24.1 ± 2.9 0.622a
Sex
 Male 9 (47.4) 16 (69.6)  
 Female 10 (52.6) 7 (30.4) 0.145b
Diabetes 2 (10.5) 10 (43.5) 0.019b
Smoking 5 (26.3) 7 (30.4) 0.769b
Arm dominance 13 (68.4) 19 (82.6) 0.283b
Fatty infiltration
 SSC
  Grade 0 10 (52.6) 12 (52.2)  
  Grade 1 9 (47.4) 9 (39.1)  
  Grade 2 0 (0.0) 2 (8.7) 0.403b
 SSP
  Grade 0 0 (0.0) 0 (0.0)  
  Grade 1 4 (21.1) 7 (30.4)  
  Grade 2 15 (78.9) 16 (69.6) 0.491b
 ISP
  Grade 0 2 (10.5) 1 (4.4)  
  Grade 1 12 (63.2) 11 (47.8)  
  Grade 2 5 (26.3) 11 (47.8) 0.322b
 TM
  Grade 0 13 (68.4) 16 (69.6)  
  Grade 1 6 (31.6) 5 (21.7)  
  Grade 2 0 (0.0) 2 (8.7) 0.361b
Duration from symptoms/trauma until surgery, days 114 (17–265) 138 (48–3600) 0.123a
  1. Data are presented as mean ± standard deviation, n (%), or median (minimum–maximum)
  2. Group T, traumatic rotator cuff tears; Group D, degenerative rotator cuff tears; BMI, body mass index; SSC, subscapularis; SSP, supraspinatus; ISP, infraspinatus; TM, teres minor
  3. aMann–Whitney U-test
  4. bChi square test