Table 3.

Association between consumption of school meals and the quality of the diet scores of adolescents aged 11 to 19 years attending public schools. Brazil, 2015

Scores	High consumption of school meals
	Crude model		Adjusted model 1‖		Adjusted model 2¶
	Coefficient (β)	95 % CI	Coefficient (β)	95 % CI	Coefficient (β)	95 % CI
Healthy foods†	0·20*	0·08, 0·32	0·20*	0·09, 0·32	0·18*	0·07, 0·30
Unhealthy foods‡	−0·24*	−0·39, −0·10	−0·17*	−0·31, −0·04	−0·23*	−0·35, −0·10
Overall diet quality§	0·46*	0·28, 0·63	0·40*	0·23, 0·56	0·42*	0·26, 0·57

^* P < 0·05.

^†Calculated from the categories of weekly frequency (0 to 2 times, 3 to 4 times and 5 o 7 times) of consumption of beans, fruits and vegetables where 0 = consumed two times or less healthy foods and 6 = consumed all healthy foods at least five times a week.

^‡Calculated from the categories of weekly frequency (0 to 2 times, 3 to 4 times, 5 to 7 times) of consumption of treats, soft drinks, ultra-processed salted foods and fried salty snacks, where 0 = consumed two times or less unhealthy foods and 8 = consumed all unhealthy foods at least five times a week.

^§Calculated from the categories of weekly frequency (0 to 2 times, 3 to 4 times and 5 to 7 times) of consumption of healthy (beans, fruits or vegetables) and unhealthy foods (treats, soft drinks, ultra-processed salted foods and fried salty snacks), where 0 = consumed two times or less healthy foods and five times or more unhealthy foods and 14 = consumed five times or more all healthy foods and two times or less unhealthy foods.

^‖Adjusted for socio-demographic variables (gender, race/skin colour, age, home situation, goods score, maternal education, living with parents and school shift).

^¶Adjusted by model 1 + eating outside of school profile (eating while watching television, eating with parents and guardians and having breakfast), school cafeteria and physical activity.