Table V

Experience With Hip Fusion Conversion to Total Hip Arthroplasty Since 1980

Demographic factorSeries
Current studyReikeras et al, 199531Kilgus et al, 199012Strathy and Fitzgerald, 198813Cameron and Jung, 198710Hardinge et al 198611Lubahn et al 19806
No. of joints404641801311217
Surgically fused, %NANA31.78010065.229.4
Follow-up, yr1–45–1379–151–92–19< 9
Mean age, yr58.5585349.849NA58.5
Male, %6019.648.8NA53.8NA70.6
Infection, %1009.811.301.85.9
Excision, %0001.3005.9
Revision, %1015.202502.75.9
Repeat fusion, %0000000
FunctionNA74% needed aids after (none before), 76% good & excellentFewer aids45% good or excellent69.2% good and excellentRelief of back pain and functionRelief of back and ipsilateral knee pain
Mean range of movement (flexion)NANA87°NA88°NA72°
  • The information presented in the table is taken from English-language publications since 1980 reporting on at least 10 patients after conversion of a hip fusion to a total joint replacement.