From: Comparison of ceramic-on-ceramic bearing vs ceramic-on-highly cross-linked polyethylene-bearing surfaces in total hip arthroplasty for avascular necrosis of femoral head: a prospective cohort study with a mid-term follow-up
CoXPE
CoC
χ2
P values
Case number
77
93
Dislocation
3
6
0.549
0.459
Periprosthetic fracture
1
N/A
Noise
2
8
2.743
0.098
Superficial infection