Table 3.

The association between weight-for-age z-score, height-for-age z-score, and the number of decayed teeth.

	Age group	Model	Regression coefficient	95% confidence interval	Significance
Weight-for-age z-score and untreated caries	6–8 years	First	−0.11	−0.16, −0.07	<0.001
		Second	−0.10	−0.15, −0.06	<0.001
		Third	−0.10	−0.15, −0.06	<0.001
	9–12 years	First	−0.04	−0.08, −0.00	<0.05
		Second	−0.03	−0.06, −0.01	<0.05
		Third	−0.04	−0.07, −0.01	<0.05
Height-for-age z-score and untreated caries	6–8 years	First	−0.13	−0.19, −0.07	<0.001
		Second	−0.10	−0.16, −0.05	<0.001
		Third	−0.11	−0.17, −0.05	<0.001
	9–12 years	First	−0.05	−0.10, −0.01	<0.05
		Second	−0.04	−0.09, 0.01	0.08
		Third	−0.05	−0.10, −0.01	<0.05

First model: adjusted for sex and Second model: adjusted for area description, socioeconomic class, and escape of meal per week. Third model: adjusted for tooth cleaning frequency and ever visited doctor.