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Nudging Nutrition With Monetary Incentives Environmental Cues

2015年6月1日 更新者：Cornell University

Nudging Nutrition: Evaluating the Impact of Monetary Incentives and Environmental Cues on Food Choices

The investigators hypothesize that monetary incentives and messaging, such as making nutritious foods relatively less expensive than less nutritious foods and framing the price difference in a positive or negative way, will influence purchasing behavior of households.

研究概览

地位

完全的

条件

干预/治疗

详细说明

In this study, 239 loyalty card shoppers were recruited at Hannaford grocery stores to participate in a study in which a 10% price difference between nutritious and less nutritious foods was introduced. and then framed as a subsidy, tax, or a combination of a tax and subsidy. To determine whether or not the framing of the price difference influenced purchasing behavior, the difference was framed as a subsidy on nutritious foods, a tax on less nutritious foods, and a combination of a tax and subsidy on less nutritious and nutritious foods, respectively. The purpose of this study was to examine the general impact of this price difference on purchases of nutritious and less nutritious foods, and whether or not the framing of the price difference had a differential effect on behavior.

研究类型

介入性

注册 (实际的)

221

阶段

  • 不适用

联系人和位置

本节提供了进行研究的人员的详细联系信息，以及有关进行该研究的地点的信息。

学习地点

  • 美国
    • New York
      • New York City、New York、美国
        • New York City School District

参与标准

研究人员寻找符合特定描述的人，称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。

资格标准

适合学习的年龄

18年 至 70年 (成人、年长者)

接受健康志愿者

不

有资格学习的性别

全部

描述

Inclusion Criteria:

  • Loyalty card shoppers at Hannaford grocery stores

Exclusion Criteria:

  • No children in household
  • Less than 75% of food purchases made at Hannaford grocery stores

学习计划

本节提供研究计划的详细信息，包括研究的设计方式和研究的衡量标准。

研究是如何设计的？

设计细节

  • 分配：随机化
  • 介入模型：阶乘赋值
  • 屏蔽：双倍的

武器和干预

参与者组/臂
干预/治疗
实验性的：Price difference
Introduce a 10% price difference between foods labeled as nutritious and foods labeled as less nutritious and frame the price difference as either a Subsidy, Tax, or combination of a Tax and Subsidy.
行为的：Subsidy
Frame the price difference as a 10% subsidy on nutritious food items.
行为的：Tax
Frame the price difference as a 10% tax on less nutritious food items.
行为的：Tax and subsidy
Frame the price difference as a 5% tax on less nutritious food items and a 5% subsidy on nutritious food items, creating a 10% relative price difference between the types of foods.
无干预：No price difference
No price difference between nutritious and less nutritious foods.

研究衡量的是什么？

主要结果指标

结果测量
措施说明
大体时间
Change in expenditures on nutritious and less nutritious foods
大体时间：8 months
Item level transaction data were collected for each participant between mid-July 2010 and mid-March 2011. These data included expenditures on all items purchased in the store. Average weekly expenditures were generated and reported in Aug 2011.
8 months

次要结果测量

结果测量
措施说明
大体时间
Change in quantities purchased of nutritious and less nutritious foods
大体时间：8 months
Item level transaction data were collected for each participant between mid-July 2010 and mid-March 2011. These data included quantities of all items purchased in the store. Average weekly quantities purchased were generated and reported in Aug 2011.
8 months
Change in expenditures on nutritious and less nutritious foods in specific food categories.
大体时间：8 months
Item level transaction data were collected for each participant between mid-July 2010 and mid-March 2011. These data included expenditures on all items purchased in the store, as well as the specific product type. With this information, product groupings can be created, such as for dairy, candy, and fresh produce. Average weekly expenditures for these groupings were generated and reported in July 2012.
8 months

合作者和调查者

在这里您可以找到参与这项研究的人员和组织。

赞助

Cornell University

合作者

Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
National Institutes of Health (NIH)
Ohio State University

调查人员

  • 研究主任：Brian Wansink, PhD、Cornell University
  • 首席研究员：David Just, PhD、Cornell University

出版物和有用的链接

负责输入研究信息的人员自愿提供这些出版物。这些可能与研究有关。

一般刊物

研究记录日期

这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查，以确保它们在发布到公共网站之前符合特定的质量控制标准。

研究主要日期

学习开始

2010年5月1日

初级完成 (实际的)

2011年3月1日

研究完成 (实际的)

2011年4月1日

研究注册日期

首次提交

2015年6月1日

首先提交符合 QC 标准的

2015年6月1日

首次发布 (估计)

2015年6月3日

研究记录更新

最后更新发布 (估计)

2015年6月3日

上次提交的符合 QC 标准的更新

2015年6月1日

最后验证

2015年6月1日

更多信息

与本研究相关的术语

关键字

其他研究编号

  • 1110002491
  • 1RC1HD063370-01 (美国 NIH 拨款/合同)

此信息直接从 clinicaltrials.gov 网站检索，没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求，请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改，我们的网站上也会自动更新.

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