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8至17岁的农村女孩中有一半表示担心体重并改变了饮食习惯,且这两种情况都随着年龄增长而更为普遍。

Half of rural girls aged 8 to 17 years report weight concerns and dietary changes, with both more prevalent with increased age.

作者信息

Packard Patricia, Krogstrand Kaye Stanek

机构信息

Creighton University, Omaha, Neb, USA.

出版信息

J Am Diet Assoc. 2002 May;102(5):672-7. doi: 10.1016/s0002-8223(02)90153-7.

Abstract

OBJECTIVE

Determine body image satisfaction, weight concerns and dieting behaviors, Tanner index, and dietary adequacy in young women and girls.

DESIGN

A cross-sectional, self-selected comparative survey was completed.

SUBJECTS/SETTING: Rural white women and girls (N=333) aged 8 to 17 years, completed a weight concerns and dieting behavior questionnaire, a body image assessment, and a self-rating of sexual maturity, and 230 subjects completed 3-day diet diaries. ANALYSES PERFORMED: Correlational analysis identified relationships between variables among age groups (8 to 10 years, 11 to 14 years, and 15 to 17 years). Analysis of variance examined differences among variables. Multiple regression analysis measured the influence of variables on diet quality. A mean adequacy ratio (MAR) was computed to express dietary adequacy.

RESULTS

More than half (52%) of the subjects reported 1 or more weight concerns and dieting behaviors. This pattern increased with age. Friends dieting positively influenced scores (P=.0001) for 8- to 14-year olds, and a dieting family member meant higher scores (P=.04) for all ages studied. Although most wanted to be smaller, there was little body image dissatisfaction. Girls (aged 11 to 17 years) who dieted had greater body dissatisfaction (P=.0001) and significantly lower (P=.002), but adequate diets (MAR=76) compared to those who did not diet (MAR=81). Inverse relationships were found for the 11- to 14-year olds with diet adequacy and the following variables: body image dissatisfaction (-2.7, P<.01) and weight concerns and dieting behaviors (-3.7, P<.001). These variables accounted for 34% (P=.0001) of the variance in the MAR.

APPLICATIONS/CONCLUSIONS: Dietitians, partnering with school and health clinic personnel, need to educate girls younger than age 11 years about attaining the dietary adequacy needed to support expected growth. This age is important because it appears that actual weight and dieting concerns begin earlier, and by age 11 years, negatively affect diet quality.

摘要

目的

确定年轻女性和女孩的身体意象满意度、体重担忧和节食行为、坦纳指数以及饮食充足性。

设计

完成了一项横断面、自我选择的比较调查。

研究对象/研究背景:8至17岁的农村白人女性和女孩(N = 333),完成了一份体重担忧和节食行为问卷、一项身体意象评估以及一次性成熟自评,230名研究对象完成了3天的饮食日记。所进行的分析:相关性分析确定了各年龄组(8至10岁、11至14岁和15至17岁)变量之间的关系。方差分析检验了变量之间的差异。多元回归分析测量了变量对饮食质量的影响。计算平均充足率(MAR)以表示饮食充足性。

结果

超过一半(52%)的研究对象报告有1种或更多的体重担忧和节食行为。这种模式随着年龄增长而增加。朋友节食对8至14岁女孩的得分有积极影响(P = 0.0001),而有节食的家庭成员意味着所有研究年龄组的得分更高(P = 0.04)。尽管大多数人希望体重更轻,但身体意象不满意的情况较少。节食的女孩(11至17岁)身体不满意程度更高(P = 0.0001),饮食得分显著更低(P = 0.002),但与不节食的女孩相比饮食充足(MAR = 76,不节食的女孩MAR = 81)。在11至14岁女孩中,发现饮食充足性与以下变量呈负相关:身体意象不满意(-2.7,P < 0.01)以及体重担忧和节食行为(-3.7,P < 0.001)。这些变量占MAR方差的34%(P = 0.0001)。

应用/结论:营养师与学校和健康诊所工作人员合作,需要对11岁以下的女孩进行教育,使其了解达到支持预期生长所需的饮食充足性。这个年龄很重要,因为实际体重和节食担忧似乎更早开始,到11岁时会对饮食质量产生负面影响。

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