Demographic factor | Series | |||
---|---|---|---|---|
Current study | Naranja et al, 199620 | Cameron and Hu, 199616 | Bradley et al, 198714 | |
No. of joints | 18 | 37 | 17 | 9 |
Follow-up, yr | 1–4 | 0–20 | 1–10 | 2–6 |
Mean age, yr | 60.9 | 53 | 59.1 | 55 |
Male, % | 61.1 | 20 | 58.8 | 11.1 |
Infection, % | 11.1 | 13.5 | 18 | 0 |
Excision, % | 16.7 | 1* | 0 | 0 |
Revision, % | 5.6 | 24.3 | 12 | 11.1 |
Repeat fusion, % | 11.1 | 5.4 | 11.8 | 0 |
Function | NA | 42.9% housebound | 58.8% good or excellent | Longer Walking tolerance |
Mean range of movement (flexion) | NA | −7°–62° | 0–84° | 2°–64° |
The information presented in the table is taken from English-language publications since 1980 reporting on at least 10 patients after conversion of a knee fusion (0° of preoperative motion) to a total joint replacement.
↵* Above knee amputation