通过项目响应理论提出能量摄入量估计尺度的建议
Victor Nogueira da Cruz Silveira1, Ana Karina Teixeira da Cunha França1, Cleber Lopes Campelo2
1Postgraduate Programme in Collective Health, Federal University of Maranhão, São Luís 65020-070, Brazil.
Nutrients
|November 14, 2023
概括
使用物件响应理论 (IRT) 的新能源消耗估计量表提供了一种测量青少年能量摄入量的实用方法. 这种方法可以识别与青少年更高的能量消耗相关的饮食模式.
科学领域:
- 营养科学 营养科学
- 心理测量 心理测量 心理测量
- 青少年健康 青少年健康
背景情况:
- 传统的能源消耗评估是复杂和耗时的.
- 开发有效的营养评估工具至关重要.
- 青少年的饮食习惯显著影响长期健康.
研究的目的:
- 为青少年 (18-19岁) 引入能源消耗估计量表.
- 应用物件响应理论 (IRT) 来更精确地测量能量摄入.
- 为现有评估方法提供简洁而实用的替代方案.
主要方法:
- 从经过验证的食物频率问卷中使用了93个项目.
- 应用物件响应理论 (IRT) 对2515名青少年的样本 (圣路易斯出生队列,巴西).
- 通过使用等级多重线性回归验证了能量摄入估计.
主要成果:
- 成功安装了Samejima的IRT模型,显示出良好的心理测量特性 (CFI/TLI>0.9,RMSEA <0.08).
- 确定了与能量摄入水平相关的一致行为模式.
- 较高的能量摄入与增加的乳制品,人工甜味饮料和水果/蔬菜的消费相关.
结论:
- 开发的能源消耗估计量表可靠地测量了青少年的能量摄入量.
- 这种尺度为能源消耗评估提供了一个实用而简洁的替代方案.
- 该IRT模型显示了适应其他年龄组和食品的潜力.
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