Table 2 Cephalometric and model measurements and demographic variables
From: Extraction decision and identification of treatment predictors in Class I malocclusions
Variables | Characteristics | |
|---|---|---|
Cephalometric measurements | ||
1 | SNA | Maxillary position |
2 | SNB | Mandibular position |
3 | ANB | Maxillo-mandibular relationship |
4 | U1-SN | Upper incisor inclination |
5 | U1-NA | Upper incisor inclination |
6 | NSGn | Mandibular size/position |
7 | FMIA | Lower incisor inclination in relation to FH |
8 | IMPA | Lower incisor inclination in relation to MP |
9 | FMA | Facial height/orientation of the mandible |
10 | L1-NB | Lower incisor inclination in relation to NB |
11 | U1-L1 | Upper-lower incisor relationship |
12 | SN-PP | Palatal position/cant |
13 | SN-OP | Occlusal plane cant/position |
14 | Z angle | Profile convexity |
15 | PNS-A | Maxillary size |
16 | U1-NA | Upper incisor position and inclination |
17 | L1-NB | Lower incisor position and inclination |
18 | L1-A Pg | Lower incisor position |
19 | Pg-NB | Bony chin size |
20 | WITS | Maxillo-mandibular relationship |
21 | N-Me | Total face height |
22 | N-ANS | Upper face height |
23 | ANS-Me | Lower face height |
24 | LL-E-plane | Lower lip protrusion |
25 | S-Go | Mandibular position |
26 | S-Ar | Mandibular position |
Model measurements | ||
27 | Overbite | |
28 | Overjet | |
29 | Upper crowding | |
30 | Lower crowding | |
31 | Upper midline deviation | |
32 | Lower midline deviation | |
Demographic variables | ||
33 | Age | |
34 | Gender | |