Table 4.
Correlation Coefficient Between Group, Age, Bone Age, and Skeletal and Dental Variables
| Variables |
Group |
Age |
Bone Age |
|||
|
r |
P Value* |
r |
P Value** |
r |
P Value*** |
|
| Linear measurements (mm) | ||||||
| Anterior cranial base length (N–S) | −.092 | .475 | .135 | .296 | −.039 | .762 |
| Posterior cranial base length (S–Ba) | −.052 | .690 | .401** | .001 | .053 | .684 |
| Maxillary length (ANS–PNS) | −.080 | .538 | .047 | .718 | −.012 | .927 |
| Mandibular ramus height (Ar–Go) | .333** | .008 | .079 | .540 | .222 | .083 |
| Mandibular corpus length (Go–Gn) | .244 | .055 | .203 | .114 | .212 | .097 |
| Total mandibular length (Ar–Gn) | .273* | .031 | .149 | .248 | .279* | .028 |
| Lower anterior facial height (ANS–Me) | −.198 | .122 | .299* | .018 | −.041 | .753 |
| Total anterior facial height (N–Me) | −.071 | .585 | .377** | .003 | .015 | .906 |
| Posterior facial height (S–Go) | .251* | .049 | .316* | .012 | .247 | .053 |
| Angular measurements (°) | ||||||
| Cranial base angle (N–S–Ar) | .078 | .547 | −.016 | .899 | .091 | .484 |
| Ramal angle (SN–ArGo) | −.109 | .401 | .016 | .904 | −.193 | .132 |
| Gonial angle (Ar–Go–Me) | −.277* | .029 | −.081 | .530 | −.121 | .351 |
| Mandibular plane angle (SN–GoMe) | −.317* | .012 | −.015 | .910 | −.197 | .124 |
| Maxilla–cranial base relation (SNA) | .209 | .103 | .009 | .945 | .212 | .097 |
| Mandible–cranial base relation (SNB) | .272* | .033 | −.046 | .721 | .216 | .092 |
| Maxilla–mandible relation (ANB) | −.155 | .229 | .073 | .572 | .021 | .869 |
| Tooth formation stages of the mandibular teeth | ||||||
| Central incisors | .957*** | < .001 | .031 | .808 | .658*** | < .001 |
| Canines | .786*** | < .001 | .340** | .007 | .617*** | < .001 |
| First premolars | .756*** | < .001 | .439*** | < .001 | .562*** | < .001 |
| First molars | .769*** | < .001 | .236 | .065 | .594*** | < .001 |
Group (Reference, 1; CPP, central precocious puberty, 2).
*
P < .05, ** P < .01, *** P < .001.