The reliability of surgeons to avoid traumatic insertion of dental implants into high-risk regions: a panoramic radiograph study

Table 2 Descriptive statistics for the outcome variables

Variable	N	Premolars	Molars	Minimum (mm)	Maximum (mm)	Mean ± SD	P value
Underestimated sites:	138	55	83	0.2	6	1.58 ± 1.43	0.008^a,**
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

ISSN: 1472-6831