Retrospective Study
Copyright ©The Author(s) 2021.
World J Orthop. Apr 18, 2021; 12(4): 223-233
Published online Apr 18, 2021. doi: 10.5312/wjo.v12.i4.223
Table 5 Change in Western Ontario Rotator Cuff index score at 2-year follow-up

Mean
SD
95%CI
Traumatic26.8227.316.39 to 37.25
Atraumatic9.4519.06-0.49 to 19.38
Duration < 1 yr24.6124.7216.04 to 33.18
Duration > 1 yr5.7124.84-11.01 to 22.44