From: Comparison of alveolar bone width and sagittal tooth angulation of maxillary central incisors in Class I and Class III canine relationships: a retrospective study using CBCT
Class I
Class III
Total
p
≥ 0° <10°
1 (1.9%)
20 (37.7%)
21 (19.6%)
0.000*
≥ 10° <25°
50 (92.6%)
33 (62.3%)
83 (77.6%)
≥ 25°
3 (5.6%)
0 (0.0%)
3 (2.8%)
54 (100.0%)
53 (100.0%)
107 (100.0%)