Table 1.
Trueness of intraoral digital impression in Group Tr1 measured using different superimposition methods
| Absolute-value (μm) | Signed-value (μm) | |||||
|---|---|---|---|---|---|---|
| Methods | Palatal region | Dentition | p value | Palatal region | Dentition | p value |
| Adjusted-dental level | 118.59 ± 37.67 | 69.22 ± 21.62 | .000* | 14.56 ± 93.32 | 35.26 ± 18.27 | 0.209 |
| Dental-level | 115.27 ± 36.03 | 64.92 ± 19.50 | .000* | 1.40 ± 90.38 | 24.09 ± 14.61 | 0.164 |
| Palatal-level | 80.48 ± 26.23 | – | – | 12.11 ± 25.40 | – | – |
| Upper Jaw-level | 94.89 ± 28.18 | 70.53 ± 22.33 | .000* | 7.55 ± 55.24 | 24.13 ± 26.26 | 0.210 |
*p values < 0.05 indicate statistical significance