Sociodemographic and behavioral factors associated with physical activity in Brazilian adolescents

BMC Public Health

Table 1 Socio-demographic features, sedentary behavior, and physical activity in various domains for adolescents, by gender-Brazil, 2012

Variable	Total		Boys		Girls
	N	%	N	%	N	%
Region*
North	22,774	8.0	10,574	7.6	12,200	8.3
Northeast	31,301	25.3	14,355	23.4	16,946	27.0
Southeast	19,660	44.3	9,685	46.2	9,975	42.6
South	14,878	14.6	7,304	14.8	7,574	14.3
Midwest	20,491	7.9	10,097	8.0	10,394	7.8
Municipality*
Capital	61,145	22.4	29,393	23.0	31,752	21.8
Non-capital	47,959	77.6	22,622	77.0	25,337	78.2
Age*
≤ 13	22,443	22.9	9,148	19.8	13,295	25.8
14 – 15	72,005	63.9	34,471	64.4	37,534	63.4
≥ 16	14,656	13.2	8,396	15.8	6,260	10.8
Race*
White	37,674	36.8	51,180	38.7	48,734	35
Black	14,513	13.4	23,549	15.5	17,824	11.4
Yellow	4,821	4.1	5,640	3.7	7,341	4.4
Brown	48,237	42.2	57,760	38.5	71,877	45.7
Indigenous	3,790	3.5	5,130	3.6	5,000	3.5
Type of school*
Private	22,504	17.2	11,066	17.7	11,438	16.7
Public	86,600	82.8	10,949	82.3	45,651	83.3
Work*
Yes	14,318	13.2	9,101	17.4	5,217	9.2
No	94,666	86.8	42,853	82.6	51,813	90.8
Mother’s education level*
Incomplete elementary	37,629	39	16,840	36.7	20,838	36.7
Incomplete secondary	18,978	17.8	9,019	17.9	9,907	17.6
Complete secondary	35,448	30.7	17,413	31.6	18,048	29.8
Complete higher	17,015	12.5	8,863	13.7	8142	11.4
Has automobile/motorcycle*
Yes	72,655	63.8	35,709	66.2	36,946	61.8
No	36,252	36.2	16,216	33.8	20,036	38.2
Cigarettes
Yes	5,748	5.1	2,937	5.1	2,811	5.0
No	103,078	94.9	48,928	94.9	54,150	95.0
Alcohol*
Yes	27,763	26.1	12,759	25.2	15,004	26.9
No	80,905	73.9	39,001	74.8	40,904	73.1
Drugs*
Yes	2,842	2.4	1,668	2.8	1,174	2.0
No	105,911	97.6	50,154	97.2	55,757	98.0
Nutritional score	42.50	0.22	43.68	0.16	41.43	0.29

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