Table 3: Comparison of mean age (in months) of permanent teeth eruption between contralateral sides of maxillary and mandibular arches among girls and boys

		Right side (mean age ± SD)				Left side (mean age ± SD)
Maxillary arch		Girls		Boys		Girls		Boys
Central incisor		101.8 ± 3.8		101.5 ± 4.2		102.0 ± 3.7		101.8 ± 4.0
Lateral incisor		115.0 ± 4.1		115.5 ± 3.9		116.2 ± 4.5		116.5 ± 4.2
Canine		146.5 ± 4.2		145.9 ± 3.9		147.4 ± 3.9		146.7 ± 4.0
First premolar		139.9 ± 4.1		140.1 ± 4.2		141.8 ± 4.7		142.1 ± 4.4
Second premolar		148.7 ± 3.7		148.1 ± 3.8		148.8 ± 3.8		148.2 ± 4.2
First molar		87.8 ± 4.6		87.9 ± 4.7		87.9 ± 5.7		88.4 ± 6.3
Second molar		161.4 ± 3.6		161.3 ± 3.5		160.5 ± 3.7		160.6 ± 3.4
		Right side (mean age ± SD)				Left side (mean age ± SD)
Mandibular arch		Girls		Boys		Girls		Boys
Central incisor		88.8 ± 5.1		89.0 ± 5.3		89.4 ± 5.1		90.1 ± 5.5
Lateral incisor		104.4 ± 3.6		104.2 ± 4.1		104.7 ± 3.9		104.5 ± 4.4
Canine		141.2 ± 3.7		141.4 ± 3.8		140.3 ± 3.9		140.8 ± 3.8
First premolar		142.1 ± 4.1		142.4 ± 4.1		141.5 ± 3.9		141.9 ± 4.1
Second premolar		148.6 ± 3.6		147.8 ± 3.6		148.7 ± 3.7		148.1 ± 3.8
First molar		84.9 ± 5.2		83.4 ± 5.4		83.9 ± 5.1		82.6 ± 5.1
Second molar		153.8 ± 3.8		154.8 ± 3.8		153.2 ± 3.9		153.6 ± 4.2