Table 1.

Overall characteristics of the study population

Variables		n (%)
Schoolchildren		511 (100)
Male		229 (44.8)
	Age up to13 years	377 (73.8)
	> 14 years	134 (26.2)
Father's level of education
	Incomplete elementary school	240 (56.1)
	Incomplete highschool	113 (26.4)
	Complete highschool or higher	75 (17.5)
Mother's level of education
	Incomplete elementary school	268 (57.5)
	Incomplete highschool	127 (27.3)
	Complete highschool or higher	71 (15.2)
Number of siblings
	Only child	62 (12.7)
	With siblings	425 (87.3)
Obese 1st degree family member		62 (12.7)
Dyslipidemic 1st degree relative		86 (16.8)
Diabetic 1st degree relative		34 (6.7)
Hypertensive 1st degree relative		143 (28)
Heart disease/ischemia in 1st degree relative		7(1.4)
Smoker at home		264 (54.2)