although the majority of patients at each follow-up interval did not prefer one procedure to the other , the conventional arthroplasty was significantly superior for those who had a preference , and radiographic evaluation revealed a statistically significant increased incidence of acetabular lucency at the bone-cement interface of the resurfacing arthroplasty at one , two , three , five , and seven years postoperatively ( p less than 0.002 ) .
C0184661
procedure
C0220825
evaluation