Skip to main content

Table 2 Functional outcomes [mean (min to max)] before and after surgery

From: 10-year follow-up results of the prospective, double-blinded, randomized, controlled study on autologous bone marrow buffy coat grafting combined with core decompression in patients with avascular necrosis of the femoral head

 

Pre-operation

24 months post-operation

60 months post-operation

120 months post-operation

VAS

CD + BC

4.5 (2 to 10)

3 (1 to 5)

4 (1 to 6)

3.5 (1 to 7)

CD + BC +BBC

4 (2 to 10)

3 (1 to 4)

3 (0 to 4)

1 (0 to 5)

P value

0.703

0.028

0.018

0.001

Lequesne index

CD + BC

10 (3 to 20)

7.5 (3 to 11)

6.5 (3 to 13)

9 (0 to 18)

CD + BC +BBC

9 (1 to 21)

6 (0 to 8)

4 (1 to 6)

4 (0 to 12)

P value

0.539

0.005

0.001

0.001

WOMAC

CD + BC

33 (8 to 91)

26 (4 to 43)

14.5 (8 to 36)

32.5 (2 to 72)

CD + BC +BBC

21 (2 to 80)

18 (3 to 27)

12 (0 to 24)

8 (1 to 31)

P value

0.179

0.010

0.131

< 0.001

  1. CD core decompression, BG bone grafting, BBC bone marrow buffy coat, VAS visual analogue scale, WOMAC Western Ontario and McMaster Universities Arthritis Index osteoarthritis scoring