TABLE 1.
Cohen’s kappa analysis for all study categories included in this systematic review
| Categories | Number of publications included | Agreement percentage bet. reviewers | Cohen’s kappa | Level of agreement |
|---|---|---|---|---|
| MicroCT studies | 37 | 89.61% | 0.79 | Substantial |
| CBCT experimental studies | 4 | 86.1% | 0.67 | Substantial |
| CBCT clinical studies | 38 | 90.7% | 0.75 | Substantial |
| 2D clinical studies | 10 | 88.84% | 0.77 | Substantial |
| Staining and clearing studies | 12 | 98.0% | 0.96 | Almost perfect |
| CBCT case reports | 14 | 96.3% | 0.92 | Almost perfect |
| 2D case reports | 22 | 91.6% | 0.83 | Almost perfect |
| Total/mean | 137 | 91.59% | 0.81 | Almost perfect |