Table 1.
Measurements Used in the Studya
| Linear Measurements | Angular Measurements |
|---|---|
| LFH: Lower face height (ANS-Me) | SNA: Sella-nasion-A |
| UFH: Upper face height (N-ANS) | SNB: Sella-nasion-B |
| TFH: Total anterior face height (N-Me) | FMA: Frankfort-mandibular plane angle |
| MnL: Mandibular unit length (Co-Gn) | USN: Upper incisor-sella/nasion |
| MxL: Maxillary unit length (Co-ANS) | LMP: Lower incisor-mandibular plane |
| AN: A to N with respect to true vertical | |
| BN: B to N with respect to true vertical | |
| PgN: Pg to N with respect to true vertical | |
| OJT: Overjet | |
| ST(LN): Lower lip to N with respect to true vertical (soft tissue) | |
| ST(UN): Upper lip to N with respect to true vertical (soft tissue) | |
| ST(PgN): Pg to N with respect to true vertical (soft tissue) |
a
ANS indicates anterior nasal spine; Me, menton; N, nasion; Co, condylion; Gn, gnathion; Pg, pogonion; A, point A; B, point B; S, sella; Go, gonion; Frankfort, Frankfort horizontal plane; MP, mandibular plane (Me-Go); ST, soft tissue landmark.