Table 1.

Diameter distribution of canals on the subchondral bone surface

Regions (from Fig. 1)	Diameter distribution (µm)
Region 1	35.46 ± 13.90
Region 2	35.40 ± 14.66
Region 3	28.19 ± 7.48
Region 4	33.02 ± 9.59
Region 5	33.06 ± 11.92
Region 6	33.50 ± 10.50
Region 7	22.08 ± 9.68
Region 8	44.24 ± 19.73
Region 9	45.49 ± 15.37
Total (N = 1814)	34.08 ± 14.02