Seventy 40% people registered in the social program in the northwest of the city participated in the study, and they were encouraged to participate in socio-educational groups too.
La muestra fue compuesta por 70 40% personas registradas en el programa social de la región noroeste de la ciudad.
Amostra - a amostra foi composta por 7040% pessoas cadastradas no programa social da região noroeste do município.