Table 3 Bone level change over the 2-year observation period (change in millimeters). C: control group, T: test group

Mean (95% CI)

C

0.81 (0.61–1.01)

0.79 (0.51–1.06)

0.49 (0.13–0.85)

0.65 (0.47–0.83

T

0.57 (0.37–0.76)

0.52 (0.27–0.76)

0.46 (0.22–0.70)

0.36 (0.08–0.65)

Median (min–max)

C

0.76 (0–1.85)

0.67 (0.07–2.12)

0.60 (-1.83–1.54)

0.60 (0.18–1.53)

T

0.57 (-0.3–1.37)

0.45 (-0.42–2.07)

0.30 (0–1.81)

0.49 (-1.77–0.9)