Changes in body weight and callus, and concentrations of urinary 8-OHdG, DPD and plasma calcium.

Values are expressed as means ± SD. *Significant differences (P<0.05) compared with pre-experiment levels. †Significant differences (P<0.05) compared with the sham-operated group. ♦Significant differences (P<0.05) compared with the non-HBO group. # Significant differences (P<0.05) compared with levels at 2 weeks after fracture. n = 8, n = 4, and n = 12 for each group at 2, 4, and 6 weeks after fracture.