From: Hemiarthroplasties in young patients with osteonecrosis or a tumour of the proximal femur; an observational cohort study
Hemiarthroplasty
N(implants)
Unipolar
Bipolar
Indication
Tumour
29
1
28
Osteonecrosis
13
3
10
Sex
Man
23
20
Woman
19
18
Side
Left
22
0
Right
4
16
Total
42
38