Case Control Study
Copyright ©The Author(s) 2021.
World J Orthop. Dec 18, 2021; 12(12): 991-1000
Published online Dec 18, 2021. doi: 10.5312/wjo.v12.i12.991
Table 1 Characteristics of the sample (n = 88)
Characteristics
mean ± SD
Age (yr)59.27 ± 8.94
BMI (kg/m2)28.06 ± 4.58
Gender (Female), n (%)37 (42.05)
Affected Side (Right), n (%)51 (57.95)
Surgical treatment, n (%)
AA50 (56.8)
MO38 (43.2)
Follow up (mo)13.62 ± 5.08
VAS3.16 ± 2.7
CMS69.5 ± 14.41
DASH23.01 ± 21.07
SF-12, n (%)
Physical 43.31 (9.53)
Mental46.53 (11.88)
Table 2 Clinical, self-reported health and biomechanical outcomes according to the surgical treatment

AA (n = 50)
MO (n = 38)
P value
Clinical score
VAS3 (2.62)3.37 (2.97)0.78
CONSTANT65 (10.32)75.12 (17.38)0.14
DASH24.12 (20.59)21.63 (23)0.81
Self-reported health measures
SF-12PH43.17 (9.41)43.5 (10.34)0.94
SF-12ME48.86 (9.86)43.63 (14.16)0.37
Biomechanical tests
ROMABD110.88 (21.9)120.76 (27.91)0.41
RMSABD,F,TRAP125.78 (77.49)54.52 (58.25)0.051
RMSABD,R,TRAP59.5 (30.42)28.34 (26.39)0.041
PERCABD,BBCL8.23 (2.64)19.23 (12.15)0.041
PERCABD,TRAP35.99 (14.39)19.57 (15.97)0.041
ROMFLEX127.95 (25.55)141.75 (33.51)0.34
VELFLEX,F73.97 (31.74)46.26 (16.04)0.031
VELFLEX,R88.65 (30.9)56.13 (23.72)0.031
RMSFLEX,F,TRAP91.19 (49.57)41.35 (45.43)0.041
RMSFLEX,R,TRAP47.15 (24.04)22.99 (19.58)0.041
PERCFLEX,DLTA43.18 (6.9)58.65 (9.6)< 0.011
PERCFLEX,TRAP29.97 (11.21)14.2 (9.04)< 0.011