Table 6 Comparison of the results between Beaule & Amstutz's study and the present study.
From: Is there added risk in resurfacing a femoral head with cysts?
Beaule & Amstutz[6] | Gross & Liu | |
|---|---|---|
Publish year | 2004 | 2011 |
# of patient | 92 | 234 |
# with cysts > 1 cm 3 | 54 | 117 |
# without cysts | 38 | 117 |
Follow-up length (yrs) | 3 (range: 2 to 5.6) | 3.5 yr (range: 2 to 5.4) |
UCLA activity score | 7.1 | 8 |
Femoral revision rate | 3% | 1.3% |
Femoral migration | 2% | 0% |
Femoral radiological loosening | 8.7% | 0% |
P value of femoral component failures between cyst and non-cyst group | 0.028 | 0.08 |