Changes in tooth density in demineralized and non-demineralized areas by each test group (g/cm3)
Group | BMD (Mean±SD) | Density reduction |
||
---|---|---|---|---|
Demineralized areas | Non-demineralized areas | |||
DW | 1.89±0.40 | 2.45±0.11 | <0.001 |
22.8% |
CD 1:1 | 1.85±0.34 | 2.35±0.23 | <0.001 |
21.3% |
CD 1:2 | 1.71±0.36 | 2.36±0.19 | <0.001 |
27.4% |
CD 1:3 | 1.60±0.23 | 2.31±0.23 | <0.001 |
30.8% |
ED 1:1 | 2.19±0.20 | 2.33±0.22 | 0.064 |
5.9% |
ED 1:2 | 2.18±0.28 | 2.31±0.25 | 0.198 |
5.3% |
ED 1:3 | 2.20±0.21 | 2.32±0.23 | 0.053 |
4.9% |
DW, distilled water; CD, control dentifrice; ED, experimental dentifrice; BMD, bone mineral density.
*Measured in BMD max point (89.65).
†Tested by independent t-test.
‡Tested by Mann-Whitney test.