Table 3 Accuracy of the methods used for canal length determination through Intraclass Correlation Coefficient calculation and Bland-Altman analysis for natural and artificial anterior teeth
Methods for canal length determination | ICC (95% CI) | Bland-Altman analysis | ||
|---|---|---|---|---|
Mean difference | Upper limit | Lower limit | ||
Natural anterior teeth (n = 30) | ||||
Radiographic | 0.882 (0.695 to 0.949) | −0.52 | 1.20 | −2.23 |
Mini Apex | 0.962 (0.914 to 0.983) | 0.22 | 1.20 | −0.77 |
Root ZX | 0.945 (0.749 to 0.981) | 0.42 | 1.42 | −0.58 |
Artificial anterior teeth (n = 30) | ||||
Radiographic | 0.518 (−0.038 to 0.792) | −0.87 | 0.72 | −2.45 |
Mini Apex | 0.644 (0.031 to 0.863) | 0.66 | 1.90 | −0.58 |
Root ZX | 0.617 (0.267 to 0.810) | 0.43 | 1.86 | −0.99 |