Table 3 Histological Measurement Results

Data

X ± SD

X ± SD

P Value

Thickness of Fibrous Layer (mm)

0.105 ± 0.100

0.115 ± 1.135

0.86

Thickness of Undifferentiated Layer (mm)

0.371 ± 0.327

0.796 ± 0.826

0.32

Thickness of Cartilage Layer (mm)

0.221 ± 0.136

0.721 ± 0.900

0.015

Thickness of Undifferentiated

Layer + Cartilage Layer (mm)

0.592 ± 0.337

1.438 ± 1.119

0.01

Thickness of Cartilage Cap (mm)

0.690 ± 0.376

1.581 ± 1.191

0.018

Number of Cartilage Island

5.267 ± 5.133

9.333 ± 8.534

0.28

Depth of Cartilage Island Infiltration (mm)

1.596 ± 1.851

1.786 ± 2.482

1.00

Area of Bone Formation (%)

47.362 ± 13.060

57.542 ± 12.284

0.04

PCNA (%)

11.932 ± 9.593

19.097 ± 9.528

0.007