Table 3.
A comparison of head survival rates at two to five years after core decompression and BMAC (bone marrow aspiration and concentration) application or similar bone marrow treatment options in femoral head necrosis in recently published studies.
| Literature (year) | ARCO | Survival rate verum | Survival rate control | P-value |
|---|---|---|---|---|
| Hernigou et al.33 (2002) | I-III* | 155/189 (82%) | No control | - |
| Gangji et al.40 (2004) | I-II | 9/10 (90%) | 3/8 (37.5%) | 0.016 |
| Gangji et al.41 (2011) | I-II | 10/13 (77%) | 3/11 (27%) | <0.05 |
| Zhao et al.10 (2012) | I-II | 51/53 (96%) | 34/44 (77%) | <0.05 |
| This study (2015) | II | 7/11 (64%) | 8/14 (57%) | >0.05 |
ARCO, Association Research Circulation Osseus.
*Hernigou et al. used Steinberg classification for recruiting patients in his study (Steinberg I-IV).