Predicting the Mesiodistal Crown Dimensions of the Permanent First Molars from the Deciduous Second Molars

Table 1

Descriptive statistics and side difference of the mesiodistal widths of the teeth.

Genders	Tooth	Descriptive statistics				Side difference
		Right		Left
		Mean	S.D.	Mean	S.D.	Mean difference	t-test	value
Males	Maxillary 6	10.532	0.407	10.540	0.446	−0.008	−0.166	0.870
	Mandibular 6	10.648	0.430	10.632	0.444	0.016	0.485	0.632
	Maxillary E	9.180	0.443	9.128	0.422	0.052	1.915	0.067
	Mandibular E	9.756	0.473	9.796	0.462	−0.040	−1.333	0.195
Females	Maxillary 6	10.052	0.533	10.060	0.520	−0.008	−0.464	0.647
	Mandibular 6	10.588	0.379	10.568	0.396	0.020	2	0.057
	Maxillary E	8.760	0.465	8.744	0.465	0.016	0.848	0.405
	Mandibular E	9.508	0.467	9.532	0.445	−0.024	−1.186	0.247