加拿大食品素养指标的发展,有效性和可靠性评估
Alicia E Martin1, Angela Wallace2, Raphaëlle Jacob2
1Department of Geography, Environment and Geomatics, University of Guelph, Guelph, ON, Canada.
概括
一项新的加拿大食品素养指标评估了食品素养的多个维度,包括食品系统和社会环境方面. 这种经过验证的工具支持加拿大的健康饮食和公共卫生研究.
科学领域:
- 公共卫生 公共卫生
- 营养科学 营养科学
- 卫生教育卫生教育教育
背景情况:
- 现有的食品素养措施往往忽视了食品系统和社会环境因素.
- 缺乏专门针对加拿大人口的经过验证的食品素养工具.
研究的目的:
- 为加拿大成年人开发和验证一种简短的,自主管理的英语和法语食品素养测量方法.
- 评估食品素养的多个维度,包括营养,食品技能,食品系统和社会环境方面.
主要方法:
- 代开发,包括专家审查和认知面试,以获得面部和内容的有效性.
- 与154名参与者进行在线调查,以评估构造的有效性和可靠性 (内部一致性).
- 统计分析检查了人口统计学方面的差异以及与水果和蔬菜摄入量的相关性.
主要成果:
- 23项加拿大食品素养测量表明英语和法语发言人之间有良好的理解.
- 构造有效性得到了基于性别,年龄,教育,健康素养和吸烟状况的得分显著差异的支持.
- 观察到高内部一致性 (克朗巴赫α=0.80) 和与水果和蔬菜摄入量的正相关性.
结论:
- 加拿大食品素养指标是评估加拿大成年人多方面的食品素养的有效和可靠工具.
- 这一措施可用于监测和流行病学研究,以了解食物素养对健康结果的影响.
- 该工具解决了在加拿大背景下评估全面食品素养的关键差距.
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