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Related Experiment Video

Updated: Jun 20, 2026

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Published on: July 29, 2020

School lunch source and adolescent dietary behavior.

Theresa A Hastert¹, Susan H Babey

¹University of California at Los Angeles Center for Health Policy Research, Los Angeles, California, USA. thastert@u.washington.edu

Preventing Chronic Disease

|September 17, 2009

Summary

This summary is machine-generated.

Adolescents who bring lunch to school from home exhibit healthier dietary behaviors, consuming less fast food and soda, and more fruits and vegetables. This highlights the importance of packed lunches for improved adolescent nutrition.

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Area of Science:

Nutrition Science
Adolescent Health
Public Health

Background:

Rising rates of childhood obesity necessitate scrutiny of school lunch nutritional content.
Examining the link between adolescent dietary habits and packed lunch frequency is crucial.

Purpose of the Study:

To investigate the association between the number of days adolescents bring lunch to school and their dietary behaviors.
To understand how packed lunches influence adolescent food consumption patterns.

Main Methods:

Cross-sectional analysis of data from 2,774 adolescents from the 2005 California Health Interview Survey.
Dietary behaviors were self-reported for a typical weekday.

Main Results:

Adolescents bringing lunch 5 days/week consumed less fast food, soda, fried potatoes, and high-sugar foods.
These adolescents also consumed significantly more fruits and vegetables daily compared to peers who never brought lunch.
Linear regression confirmed these associations after controlling for demographic and other relevant factors.

Conclusions:

Adolescents who bring lunch from home demonstrate healthier dietary patterns.
Enhancing the nutritional quality of school-provided meals and competitive foods is recommended to improve overall adolescent diet.