Association between breastfeeding duration, non-nutritive sucking habits and dental arch dimensions in deciduous dentition: a cross-sectional study

Progress in Orthodontics

Table 6 Multivariate linear regression for finding the independent predictors of IMD and ICD measurements

Variables in the model	Outcome measure	Standard beta	AdjustedR ²(%)	Pvalue
Constant	IMD (maxilla)	--	7.3	0.001
Age		0.180		0.001
Sex		-0.114		0.017
Breastfeeding duration		0.168		0.001
Non-nutritive sucking habit		0.003		0.949
Constant	IMD (mandible)	--	3.7	0.001
Age		0.122		0.012
Sex		-0.078		0.110
Breastfeeding duration		0.143		0.003
Non-nutritive sucking habit		0.008		0.873
Constant	ICD (maxilla)	--	4.7	0.001
Age		0.161		0.001
Sex		-0.096		0.047
Breastfeeding duration		0.119		0.014
Non-nutritive sucking habit		0.025		0.609
Constant	ICD (mandible)	--	2.2	0.001
Age		0.167		0.001
Sex		-0.023		0.638
Breastfeeding duration		0.034		0.495
Non-nutritive sucking habit		0.014		0.781