From: Bone mineral density after implantation of a femoral neck hip prosthesis – a prospective 5 year follow-up
HHS preop
HHS 12 months
HHS 60 months
SD
pain
11.1
7.4
39.6
8.8
41.1
4.4
function
26.9
6.3
43.1
8.6
45.5
3.8
deformity
3.7
0.5
4.0
0.2
4.7
0.0
motion
0.6
4.9
0.1
HHS global
45.6
11.7
88.5
15.1
95.3
22.7