Table 2 Random and systematic errors for the cephalometric variables
Variable | Random error (MME) | Systematic error (P values) |
|---|---|---|
Wits (mm) | 1.09 | 0.558 |
Overjet (mm) | 0.22 | 0.363 |
Molar relation (mm) | 0.14 | 0.156 |
Maxillary base (A point-OLp) (mm) | 0.22 | 0.307 |
Mandibular base (pg-OLp) (mm) | 0.34 | 0.955 |
Condylar head (co-OLp) (mm) | 0.37 | 0.460 |
Mandibular length (pg-OLp+co-OLp) (mm) | 0.48 | 0.820 |
Maxillary incisor (is-OLp) (mm) | 0.32 | 0.733 |
Mandibular incisor (ii-OLp) (mm) | 0.26 | 0.865 |
Maxillary molar (ms-OLp) (mm) | 0.37 | 0.820 |
Mandibular molar (mi-OLp) (mm) | 0.34 | 0.733 |
Overbite (mm) | 0.18 | 0.532 |
SN to Pal.Pl. (deg.) | 0.25 | 0.865 |
SN to Mand. Pl. (deg.) | 0.38 | 0.820 |
Pal. Pl. to Mand. Pl. (deg.) | 0.38 | 0.820 |