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有或没有美国农业部新鲜水果和蔬菜项目的幼儿园至二年级学生对水果和蔬菜的偏好及识别情况

Fruit and Vegetable Preferences and Identification by Kindergarteners through 2nd-Graders With or Without the US Department of Agriculture Fresh Fruit and Vegetable Program.

作者信息

Masis Natalie, Johnson Susan L, McCaffrey Jennifer, Chapman-Novakofski Karen

机构信息

Division of Nutritional Sciences, University of Illinois at Urbana-Champaign, Urbana, IL.

The Children's Eating Laboratory, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, CO.

出版信息

J Nutr Educ Behav. 2017 Oct;49(9):752-758.e1. doi: 10.1016/j.jneb.2017.05.349. Epub 2017 Jul 22.

Abstract

OBJECTIVE

The US Department of Agriculture Fresh Fruit and Vegetable Program (FFVP) allows schools to increase fruit and vegetable (FV) exposure by distributing FV as snacks. The objective of this study was to compare kindergarten through second (K-2nd)-graders who were exposed or not to FFVP for preferences and identification.

DESIGN, SETTING, PARTICIPANTS: The FV Preference Survey for K-2nd-graders contained 12 fruits and 12 vegetables, a 3-Likert scale (liked it, okay, don't like it), and an I don't know option. Data were collected from K-2nd-graders at 2 elementary schools near Chicago, IL (n = 435, FFVP school, n = 235 with 12 teachers; non-FFVP school, n = 200 with 10 teachers).

MAIN OUTCOME MEASURE(S): Mean preference scores.

ANALYSIS

Chi-square, Mann-Whitney U, and multiple linear regression analyses compared school data (P < .05).

RESULTS

There were significant differences in mean preference scores, with higher fruit scores at the FFVP school (1.8 ± 0.6) than at the non-FFVP school (1.7 ± 0.6). In contrast, there was a higher vegetable score for the non-FFVP school (1.3 ± 0.9) than for the FFVP school (1.2 ± 0.9). The school variable had weak impact on fruit ranking (multivariate coefficient = 0.01; P < .05). For fruits and vegetables and combined, there were fewer I don't know responses in the FFVP (χ = 149.080; P < .01).

CONCLUSIONS AND IMPLICATIONS

At the FFVP school, fewer I don't know responses suggested better FV identification. Non-FFVP students had higher vegetable preferences than did FFVP students. Tasting a variety of FV may help with identifying FV, but more research is needed to determine the impact on preferences.

摘要

目的

美国农业部新鲜水果和蔬菜计划(FFVP)允许学校通过将水果和蔬菜(FV)作为零食分发来增加学生对它们的接触。本研究的目的是比较幼儿园至二年级(K-2年级)接触或未接触FFVP的学生对水果和蔬菜的喜好及识别情况。

设计、地点、参与者:K-2年级学生的FV偏好调查问卷包含12种水果和12种蔬菜、一个3级李克特量表(喜欢、一般、不喜欢)以及一个“我不知道”选项。数据收集于伊利诺伊州芝加哥附近的2所小学的K-2年级学生(n = 435,FFVP学校,n = 235,有12名教师;非FFVP学校,n = 200,有10名教师)。

主要观察指标

平均偏好得分。

分析

采用卡方检验、曼-惠特尼U检验和多元线性回归分析对学校数据进行比较(P < 0.05)。

结果

平均偏好得分存在显著差异,FFVP学校的水果得分(1.8 ± 0.6)高于非FFVP学校(1.7 ± 0.6)。相比之下,非FFVP学校的蔬菜得分(1.3 ± 0.9)高于FFVP学校(1.2 ± 0.9)。学校变量对水果排名的影响较弱(多变量系数 = 0.01;P < 0.05)。对于水果和蔬菜以及综合情况,FFVP学校中“我不知道”的回答较少(χ = 149.080;P < 0.01)。

结论与启示

在FFVP学校,较少的“我不知道”回答表明对FV的识别更好。非FFVP学校的学生比FFVP学校的学生对蔬菜有更高的偏好。品尝多种FV可能有助于识别FV,但需要更多研究来确定对偏好的影响。

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