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Table 3 Quantitative measurements of histologic parameters at the bone-implant interface

From: Biological and functional evaluation of a novel pyrolytic carbon implant for the treatment of focal osteochondral defects in the medial femoral condyle: assessment in a canine model

  Bone contact (%) Soft tissue contact (%) Void space (%)
Co-Cr alloy (n = 9) 34.5 ± 15.9 13.7 ± 12.1 51.8 ± 9.2
 12 weeks (n = 3)
 24 weeks (n = 3)
 52 weeks (n = 3)
27.8 ± 5.9
35.8 ± 12.2
39.9 ± 26.8
12.7 ± 8.0
15.2 ± 16.6
13.3 ± 15.6
59.5 ± 4.7
49.0 ± 6.8
46.9 ± 11.4
Pyrocarbon (n = 9) 30.2 ± 20.4 17.4 ± 11.6 52.4 ± 19.2
 12 weeks (n = 3)
 24 weeks (n = 3)
 52 weeks (n = 3)
20.8 ± 6.3
45.5 ± 11.3
24.5 ± 31.3
20.6 ± 16.3
17.1 ± 7.8
14.4 ± 19.5
58.5 ± 5.3
37.5 ± 7.5
61.3 ± 21.0
p value (paired t test) 0.617 0.470 0.964