Longitudinal trends in produce purchasing behavior: a descriptive study of transaction level data from loyalty card households.

ABSTRACT:

Background

Household food purchases (HFP) are in the pathway between the community food environment and the foods available in households for consumption. As such, HFP data have emerged as alternatives to monitor population dietary trends over-time. In this paper, we investigate the use of loyalty card datasets as unexplored sources of continuously collected HFP data to describe temporal trends in household produce purchases.

Methods

We partnered with a grocery store chain to obtain a loyalty card database with grocery transactions by household from January 2016-October 2018. We included households in an urban county with complete observations for head of household age group, household income group, and family size. Data were summarized as weighted averages (95% CI) of perce

SUBMITTER: Fernandez ID 

PROVIDER: S-EPMC9644457 | biostudies-literature | 2022 Nov

REPOSITORIES: biostudies-literature