Table 3 Measured variables between the alveolar bone and dental landmarks
Abbreviation | Definition |
|---|---|
A1-OB1 | The distance between A1 to OB1 |
A1-IB1 | The distance between A1 to IB1 |
A1-OP1 | The distance between A1 to OP1 |
A1-IP1 | The distance between A1 to IP1 |
A2-M2 | The distance between A2 to M2 |
A2-IB2 | The distance between A2 to IB2 |
A2-OB2 | The distance between A2 to OB2 |
A2-N2 | The distance between A2 to N2 |
A2-IP2 | The distance between A2 to IP2 |
A2-OP2 | The distance between A2 to OP2 |
A3-M3 | The distance between A3 to M3 |
A3-IB3 | The distance between A3 to IB3 |
A3-OB3 | The distance between A3 to OB3 |
A3-N3 | The distance between A3 to N3 |
A3-IP3 | The distance between A3 to IP3 |
A3-OP3 | The distance between A3 to OP3 |
OB1-OP1 | The apical root alveolar bone thickness |
OB1-IB1 | The apical root labial bone cortical thickness |
OP1-IP1 | The apical root palatal bone cortical thickness |
OB2-OP2 | The mid root alveolar bone thickness |
OB2-IB2 | The mid root labial bone cortical thickness |
OP2-IP2 | The mid root palatal bone cortical thickness |
OB3-OP3 | The cervical root alveolar bone thickness |
OB3-IB3 | The cervical root labial bone cortical thickness |
OP3-IP3 | The cervical root palatal bone cortical thickness |
α | The cuspid inclination angle |
r | The radius of rotation |
β | The rotation angle of the cuspid detached from the labial bone cortex with D as the center of rotation |
W-upper | The maxillary intercuspid alveolar bone width |
W-lower | The mandibular intercuspid alveolar bone width |
WUL | The distance between W-upper and W-lower |