From: Screw fixation in stemless shoulder arthroplasty for the treatment of primary osteoarthritis leads to less osteolysis when compared to impaction fixation
Group A
Group B
p value
N
18
21
Mean age in years
66.7 (44–81)
67.4 (55–83)
0.835
Mean follow-up in months
42.2
36.3
0.010