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Table 3 Radiological results

From: Single approach to double-channel core decompression and bone grafting with structural bone support for treating osteonecrosis of the femoral head in different stages

Pre-ARCO

 

Last follow-up ARCO

IIB (n)

IIC (n)

IIIA (n)

IIIB (n)

IIIC (n)

IV (n)

IIB (n = 15)

14

-

1

IIC (n = 19)

14

2

2

1

IIIA (n = 34)

27

5

 

2

IIIB (n = 4)

 

2

2

IIIC (n = 1)

 

1

Total (n = 73)

14

14

30

9

3

3

Rate (%)

19.18%

19.18%

41.10%

12.33%

4.11%

4.11%