食品份量大小的模式和趋势,1977-1998年
Samara Joy Nielsen1, Barry M Popkin
1Department of Nutrition, University of North Carolina at Chapel Hill, Chapel Hill, NC 27516, USA.
JAMA
|January 22, 2003
概括
食物份量大小和卡路里摄入量在美国各地显著增加. 这些增长在快餐店和家中消费的食物中最为明显.
科学领域:
- 营养科学 营养科学
- 公共卫生 公共卫生
- 饮食趋势 饮食趋势
背景情况:
- 缺乏关于食品份量大小趋势的经验数据,尽管普遍假设增加.
- 了解份量大小的演变对于公共卫生和饮食指南至关重要.
研究的目的:
- 分析美国消费食品份量大小的趋势.
- 通过食用地点 (家,餐厅,快餐) 和食物来源来检查这些趋势.
主要方法:
- 利用来自全国食品消费调查 (1977-1978) 和个人食品摄入持续调查 (1989-1998) 的全国代表性数据.
- 在不同饮食地点分析了特定食品 (如零食,甜点,饮料,快餐) 的平均份量.
- 样本包括63,380名2岁及以上的个人.
主要成果:
- 在1977年至1996年期间,大多数食品类别的食物份量大大增加,无论是在家里还是不在家里.
- 盐酸零食,软饮料,汉堡包,法式条和墨西哥菜的份量增加最多.
- 份量大小因食物来源而异,快餐机构提供最大的份量.
结论:
- 部分尺寸和相关的能量摄入量已经显著增加了各种类型的食物.
- 在快餐店和家庭中消费的食物中,份量最大的增加被记录在案.
- 调查结果强调了消费模式的显著转变,这对饮食摄入量和健康有影响.
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