Consumer purchasing patterns in response to calorie labeling legislation in New York City
2011

Calorie Labeling and Food Choices in NYC

Sample size: 1170 publication Evidence: moderate

Author Information

Author(s): Maya K. Vadiveloo, Beth L. Dixon, Brian Elbel

Primary Institution: New York University

Hypothesis

Did calorie labels in NYC chain restaurants affect food purchasing patterns among lower income adults?

Conclusion

Calorie labels did not significantly change overall purchasing patterns, but some adults who noticed and used the labels made healthier choices.

Supporting Evidence

  • Adults in NYC who noticed calorie labels consumed fast food less frequently than those who did not notice them.
  • Calorie labeling did not lead to significant changes in overall food purchasing patterns.
  • Some adults reported using calorie labels to inform their food choices, leading to healthier purchases.

Takeaway

This study looked at whether calorie labels in restaurants helped people make healthier food choices. It found that some people who noticed the labels ate less fast food.

Methodology

The study surveyed 1,170 adults in NYC and Newark, NJ before and after calorie labeling was implemented, using receipt data and various statistical analyses.

Potential Biases

Adults who noticed the labels may differ from those who did not, potentially influencing the results.

Limitations

The study was cross-sectional and had a small sample size after labeling, which may limit the observed behavioral changes.

Participant Demographics

Participants were lower income adults from NYC and Newark, NJ, with a significant proportion being African-American and Latino.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1479-5868-8-51

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