Table 3.

The outcomes following cementless ceramic-on-ceramic total hip arthroplasty between the PVNS group and the control group

	PVNS (n = 19)	Controls (n = 38)	p value
Mean HHS, point, SD
Preoperative	48.7 ± 3.8	48.2 ± 4.1	0.612
Latest follow-up	92.6 ± 5.5	93.4 ± 4.6	0.584
Aseptic loosening, n (%)	1 (5.3%)	1 (2.6%)	0.614
Infection, n (%)	0 (0%)	1 (2.6%)	0.480
Osteolysis, n (%)	0 (0%)	0 (0%)	–
Dislocation, n (%)	0 (0%)	0 (0%)	–
Ceramic fracture, n (%)	0 (0%)	0 (0%)	–
Squeaking, n (%)	1 (5.3%)	0 (0%)	–
Any revision, n (%)	1 (5.3%)	2 (5.3%)	1.000

PVNS pigmented villonodular synovitis, HHS Harris Hip Score, SD standard deviation