作者
Kylie Ball, Sarah A McNaughton, Ha ND Le, Lisa Gold, Cliona Ni Mhurchu, Gavin Abbott, Christina Pollard, David Crawford
发表日期
2015/5/1
期刊
The American journal of clinical nutrition
卷号
101
期号
5
页码范围
1055-1064
出版商
Elsevier
简介
Background: Fiscal strategies are increasingly considered upstream nutrition promotion measures. However, few trials have investigated the effectiveness or cost effectiveness of pricing manipulations on diet in real-world settings.
Objective: We assessed the effects on fruit, vegetable, and beverage purchasing and consumption of a 20% price-reduction intervention, a tailored skills-based behavior-change intervention, and a combined intervention compared with a control condition.
Design: The Supermarket Healthy Eating for Life trial was a randomized controlled trial conducted over 3 mo [baseline (time 1) to postintervention (time 2) with a 6-mo follow-up (time 3)]. Female primary household shoppers in Melbourne, Australia, were randomly assigned to a 1) skill-building (n = 160), 2) price-reduction (n = 161), 3) combined skill-building and price-reduction (n = 160), or 4) control (n = 161) group. Supermarket …
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