From: Modifications to advanced Core decompression for treatment of Avascular necrosis of the femoral head
Stage | Preoperative | 6 weeks | Follow-up | ||||||
---|---|---|---|---|---|---|---|---|---|
N | mHHS | VAS | mHHS | VAS | Survival | mHHS | VAS | Survival | |
2a | 3 | 82.00 | 3.67 | 91.00 | 0 | 100 | 89.67 | 0.33 | 100 |
2b | 13 | 75.57 | 2.92 | 86.43 | 0.83 | 100 | 82.75 | 0.73 | 84.6 |
2c | 13 | 69.93 | 4.23 | 85.00 | 1.08 | 84.6 | 83.13 | 1.38 | 61.5 |
2 (all) | 29 | 73.65 | 3.61 | 86.27 | 0.85 | 100 | 83.78 | 0.91 | 75.9 |