Effect of Nutrition Labeling on Fast Food Choices

August 30, 2017 updated by: University of Minnesota
A study examining menu choices made at fast food restaurants.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

To examine the effect of point-of-purchase calorie information and value size pricing on fast food meal choices a randomized 2 × 2 factorial experiment was conducted in which participants ordered a fast food meal from one of four menus that varied with respect to whether calorie information was provided and whether value size pricing was used.

Study Type

Interventional

Enrollment (Actual)

605

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Minnesota
      • Minneapolis, Minnesota, United States, 55454
        • Division of Epidemiology & Community Health, University of Minnesota

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

16 years and older (Child, Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Must be 16 years old or older
  • Must regularly eat at fast food restaurants

Exclusion Criteria:

  • Non-english speakers

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Other
  • Allocation: Randomized
  • Interventional Model: Factorial Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Menu: calories=yes, value pricing=no
There were calories listed on the menu, but no value pricing was in place.
Behavioral: Menu: calories=yes, value pricing=no
Experimental: Menu: calories=yes, value pricing = yes
There were calories listed on the menu, AND value pricing was in place.
Behavioral: Menu: calories=yes, value pricing = yes
Experimental: Menu: calories=no, value pricing = no
Calories were not listed on the menu, and value pricing was not in place.
Behavioral: Menu: calories=no, value pricing = no
No Intervention: Menu: calories=no, value pricing = yes
CONTROL CONDITION: calories were not listed on the menu, and value pricing WAS in place.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Total Calories of Meal Ordered
Time Frame: single study visit
single study visit
Energy Intake
Time Frame: After meal
energy content of meal ordered and consumed.
After meal

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Minnesota

Collaborators

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

Investigators

  • Principal Investigator: Lisa J Harnack, DrPH, University of Minnesota

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 2005

Primary Completion (Actual)

May 1, 2006

Study Completion (Actual)

May 1, 2006

Study Registration Dates

First Submitted

August 4, 2005

First Submitted That Met QC Criteria

August 5, 2005

First Posted (Estimate)

August 8, 2005

Study Record Updates

Last Update Posted (Actual)

September 1, 2017

Last Update Submitted That Met QC Criteria

August 30, 2017

Last Verified

August 1, 2017

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • DK67599 (completed)
  • R01DK067599 (U.S. NIH Grant/Contract)

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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