Table 4. Shape variance at each age level and pairwise comparisons among age levels.

				Variance at each age level			Pairwise comparisons (p-value)
				12 years	15 years	18 years	12 vs 15 years		15 vs 18 years	12 vs 18 years
Before CS correction
	Frontal images
		Females		0.0025	0.0021	0.0020	0.0068	**	0.3848	0.0002	***
		Males		0.0025	0.0024	0.0024	0.6588		0.8700	0.5914
	Lateral images
		Females		0.0044	0.0039	0.0038	0.0894		0.5899	0.0193	*
		Males		0.0047	0.0044	0.0041	0.2327		0.2841	0.0257	*
After CS correction
	Frontal images
		Females		0.0025	0.0021	0.0020	0.0065	**	0.4907	0.0005	***
		Males		0.0025	0.0024	0.0024	0.6978		0.9021	0.6241

***p<0.001

**p<0.01

*p<0.05.