Table 2.

χ² Inferential analysis of the adolescents’ gender, grade, age, physical activity, sleep time, perception of health, of neighborhood’s security, of happiness, likes school and proximity to school according to active transportation (n = 4276).

Variables	Active Transportation
	No		Yes
	n	%	n	%
Gender
Female	1534	35.9	833	19.5
Male	1182	27.6	727	17.0
Grade *
8th year	1251	29.3	635	14.9
10th year	865	20.2	510	11.9
12th year	600	14.0	415	9.7
Age *
13–14 years	1122	26.3	535	12.6
15–16 years	676	15.8	370	8.7
>16 years	913	21.4	652	15.2
Physical Activity *
Insufficient	1741	40.7	944	22.1
Enough	975	22.8	616	14.4
Sleep Time *
Inappropriate	1147	26.9	761	17.8
Appropriate	1564	36.7	795	18.6
Perception of Health
reasonable to bad	379	8.9	236	5.5
good or excellent	2337	54.7	1324	31.0
Perception of Neighborhood’s Security
Bad	971	24.2	599	14.9
Good	1574	39.2	868	21.6
Perception of Happiness *
Happy	2206	51.6	1206	28.2
Unhappy	510	11.9	354	8.3
Likes School
Yes	1797	42.0	1011	23.6
No	919	21.5	549	12.8
Proximity to School *
Distant	837	19.8	264	6.2
Near	1845	43.6	1290	30.5

* χ² significant values for p < 0.05; Adjusted residuals ≥|1.9| are considered significant (in bold).