卷:18 | |
The effect of changes in visibility and price on fruit purchasing at a university cafeteria in Lima, Peru | |
Kathia Cardenas, Maria ; Benziger, Catherine P. ; Pillay, Timesh D. ; Miranda, J. Jaime | |
关键词: Fruit; Food accessibility; Health promotion; Price; | |
DOI : 10.1017/S1368980014002730 | |
学科分类:食品科学和技术 | |
【 摘 要 】
ObjectiveTo determine the effect of increasing fruit visibility, adding information and lowering price on fruit purchasing at a university cafeteria in Lima, Peru.DesignQuasi-experimental pilot study of a three-phase stepped intervention. In Phase 1, fruit was displayed >3 m from the point of purchase with no additional information. Phase 2 consisted in displaying the fruit near the point of purchase with added health and price information. Phase 3 added a 33 % price reduction. The duration of each phase was 3 weeks and phases were separated by 2-week breaks. Primary outcomes were total pieces of fruit and number of meals sold daily.SettingA university cafeteria in Lima, Peru.SubjectsApproximately 150 people, students and non-student adults, who purchased food daily. Twelve students participated in post-intervention interviews.ResultsFruit purchasing doubled from Phase 1 to Phase 3 (P<001) and remained significant after adjusting for the number of meals sold daily (P<005). There was no evidence of a difference in fruit sold between the other phases. Females purchased 100 % of the fruit in Phase 1, 82 % in Phase 2 and 67 % in Phase 3 (P<001). Males increased their purchasing significantly between Phase 1 and 3 (P<001). Non-student adults purchased more fruit with each phase (P<005) whereas students did not. Qualitatively, the most common reason for not purchasing fruit was a marked preference to buy unhealthy snack foods.ConclusionsPromoting fruit consumption by product placement close to the point of purchase, adding health information and price reduction had a positive effect on fruit purchasing in a university cafeteria, especially in males and non-student adults.
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