Table 1.

Sample features for age, gender, family smoking habits and anthropometry

Feature	Variables	Sample number	Percentage
Gender
	Female	177	51.3
	Male	168	48.7
Family smoking habits
	Passive	98	28.4
	Absent	247	71.6
Anthropometry
	Eutrophic	194	56.2
	Overweight	78	22.5
	Obesity	73	21.3
Age (years)
	2	23	6.7
	3	35	10.1
	4	43	12.5
	5	34	9.9
	6	35	10.1
	7	32	9.3
	8	33	9.6
	9	45	13.0
	0	27	7.8
	11	21	6.1
	12	17	4.9