We calculated the frequency of SS which were equipped with vending machines, and then used the χ test to compare these by reference to their characteristics territorial area, educational stage, knowledge of the CDSM, and existence of cafeterias, water fountains, canteens, and school food service supervisors.
Se calculó la frecuencia de IES con máquinas expendedoras y se compararon según sus características área territorial, etapa educativa, conocimiento del DoCACE y existencia de cafetería, fuentes de agua, comedor y supervisor de la oferta alimentaria con el test de χ.