Table 1.
Mean values of predentin thickness in the teeth of Wistar rats after 60 days of CaO-NP administration at different dosages (25, 50, and 100 mg/kg) and without any nanoparticle administration (control group).
| Groups | Control (0 mg/kg) | 25 mg/kg | 50 mg/kg | 100 mg/kg |
|---|---|---|---|---|
| Number of thickness data | 12 | 12 | 12 | 12 |
| Mean thickness (µm) | 9.00a | 25.92b | 25.92b | 84.25c |
| Std. deviation (µm) | 6.50 | 7.73 | 9.84 | 24.20 |
| Std. error (µm) | 1.879 | 2.232 | 2.843 | 6.987 |
| Minimum (µm) | 0.0 | 16.00 | 12.00 | 48.00 |
| Maximum (µm) | 18.0 | 38.00 | 51.00 | 121.00 |
a–cDifferent letters indicate statistical significant differences (P < 0.05).