Acetabular Debonding: An Investigation of Porous Coating Delamination in Hip Resurfacing Arthroplasty

Table 5

Clinical and radiographic data.

Clinical and Radiographic Data
⁡⁡⁡	Group 1	Group 2
Variable	Corin	Biomet	P-value
n	371	728	--
Clinical Data
Harris Hip Score (Post-Op)	93.6 ± 14.6	96.7 ± 7.6	0.0001
UCLA Score	6.6 ± 2.1	7.2 ± 2.0	0.0001
VAS Pain: Regular Day	0.6 ± 1.6	0.3 ± 0.9	0.001
VAS Pain: Worst Day	1.7 ± 2.6	1.4 ± 2.2	0.03
Mean Cobalt	2.6 ± 3.7	1.7 ± 1.8	0.0001
Mean Chromium	1.7 ± 2.3	1.1 ± 1.3	0.0001
Radiographic Data
Acetabular Inclination Angle (°)	45.6 ± 7.2	45.1 ± 11.7	0.6504
Radiolucency	4 (0.01%)	0 (0.00%)	0.005
Osteolysis	3 (0.01%)	2 (0.00%)	0.200

indicates significance.