Variable | N | Premolars | Molars | Minimum (mm) | Maximum (mm) | Mean ± SD | P value |
---|---|---|---|---|---|---|---|
Underestimated sites: | 138 | 55 | 83 | 0.2 | 6 | 1.58 ± 1.43 | 0.008a,** |
Posterior maxilla Posterior mandible | 67 71 | 37 18 | 30 53 | ||||
Overestimated sites: | 10 | 3 | 7 | −0.2 | −1.6 | 0.36 ± 0.44 | |
Posterior maxilla Posterior mandible | 1 9 | 1 2 | 0 7 |