Evaluation of Growth and Development of Late Mixed Dentition Upper Dental Arch with Normal Occlusion Using 3-Dimensional Digital Models

Table 4

Comparison of upper dental arch dimensions between males and females at 12 years old.

Measurement (mm)	Age (years)	Male (n = 22)		Female (n = 22)
		Mean	SD	Mean	SD
UAAL	12	8.786	0.366	8.419	0.223	NS
UTAL	12	29.660	0.750	28.910	0.443	NS
UICW	12	36.660	1.664	34.990	0.610
UIMW	12	54.750	1.857	52.890	0.556
UAAH	12	1.741	0.040	1.700	0.200	NS
UTAH	12	11.330	0.130	11.200	0.393	NS
UDAL	12	77.610	1.049	76.570	0.902	NS

n, number; SD, standard deviation; NS, not significant; , , .