Table 2. Descriptive and analytical statistics for In(CS).

		Frontal images				Lateral images
		Mean	SD	Overall sig.		Mean	SD	Overall sig.
Females				<0.001	***			0.013	*
	12 years	3.41	0.04			2.92	0.07
	15 years	3.42	0.04			2.91	0.04
	18 years	3.43	0.03			2.92	0.04
Males				<0.001	***			0.004	**
	12 years	3.47	0.05			2.98	0.07
	15 years	3.47	0.04			2.98	0.04
	18 years	3.49	0.04			2.99	0.04

***p<0.001

**p<0.01

*p<0.05.

Overall sig. = overall significance; SD = standard deviation.