Analysis of Facial Skeletal Morphology: Nasal Bone, Maxilla, and Mandible

Table 1

Patients characteristics in the skeletal classification (one-way ANOVA).

Variables	Class I ()			Class II ()			Class III ()					Intergroup comparison
	Mean	SD		Mean	SD		Mean	SD		F		Significant
Age	24.4	4.71	─	24.7	4.76	─	23.5	4.48	─	1.540	─
ANB	2.1	0.93	─	6.3	1.90	─	-3.6	2.97	─	447.404		Class II > Class I > Class III
Nasomaxillary
Nasal bone length	28.1	4.00	─	27.7	2.95	─	28.4	3.82	─	0.775	─
Nasal ridge length	57.8	5.73	^†	58.5	3.71	^†	58.5	4.67	^†	0.510	─
Nasal depth	28.2	4.54	^†	27.7	3.35	^†	28.0	3.04	^†	0.305	─
Palatal length	52.2	3.86	─	52.8	3.50	^†	51.5	3.69	^†	2.302	─
Maxillary height	73.6	7.82	^†	74.9	4.64	^†	73.5	5.71	^†	1.317	─
Mandible
Condylar length	21.2	2.91	─	21.1	3.27	^†	22.0	3.50	^†	2.034	─
Ramus length	55.7	5.56	^†	52.8	5.43	^†	55.8	6.09	^†	7.552		Class III > Class II, Class I > Class II
Body length	62.4	5.43	─	59.8	4.00	─	66.1	4.91	^†	34.855		Class III > Class I > Class II
Symphysis length	36.4	5.51	─	36.5	4.00	^†	36.2	4.54	^†	0.095	─
Entire length	125.1	6.81	^†	117.9	12.96	─	131.7	9.23	^†	38.378		Class III > Class I > Class II

F: Female; M: Male. ^†: intergender comparison (M > F): statistically significant, ; : intergroup comparison: statistically significant, ; ─: not significant.