开发个人粮食安全的新尺度
Rodrigo Aranda1, David C Ribar2
1Center for Economic and Social Research, University of Southern California, Los Angeles, California.
Journal of the Academy of Nutrition and Dietetics
|September 20, 2023
概括
新的尺度衡量个人粮食不安全,揭示了儿童,青少年和成年人的不同风险. 这些发现突出了家庭内部的个人粮食困难差异,影响了福祉.
科学领域:
- 公共卫生 公共卫生
- 营养科学 营养科学
- 社会学 社会学 社会学
背景情况:
- 传统的粮食不安全措施侧重于家庭,可能掩盖个人差异.
- 个人食物困难在家庭成员之间可能有很大差异.
- 需要在个人层面采取粮食不安全措施.
研究的目的:
- 开发和验证个人粮食不安全的心理测量标准.
- 检查个人粮食不安全在各年龄段的分布.
- 调查个人和家庭粮食不安全和相关特征之间的差异.
主要方法:
- 利用国家健康和营养检查调查数据 (2005-2010年) 来自29,040名参与者.
- 使用因子分析和项目响应理论,开发了个人粮食不安全的五项表格.
- 通过多变量回归分析个人粮食不安全和人口统计之间的关系.
主要成果:
- 为儿童 (<12岁),年轻青少年 (12-15岁) 和成年人 (16岁以上) 开发了不同的个人粮食不安全度量表.
- 个人粮食不安全的流行率:3% (儿童),10% (青少年),7% (成人).
- 青少年表现出更高的个人粮食不安全风险;与家庭措施相比,女性和中年成人表现出更高的风险.
结论:
- 个人粮食不安全是幸福的一个明显的,可衡量的方面.
- 个体特征,如年龄和性别,与家庭措施不同地影响个人粮食不安全.
- 调查结果强调需要解决家庭内部在食品获取和安全方面的差异.
相关概念视频
01:43Sustainable Development
13.3K
As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
13.3K
02:16Self-Schemas
31.2K
In general, a schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
31.2K
01:16What is Climate?
18.6K
Climate refers to the prevailing weather conditions in a specific area over an extended period. As the saying goes, “Climate is what you expect. Weather is what you get.” Climate is influenced by geographic factors, such as latitude, terrain, and proximity to bodies of water.
18.6K
01:30Regulation of Food Intake
278
Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
278
01:29Assessment of the Gastrointestinal System II: Health Perception Pattern
139
Assessing the gastrointestinal (GI) system is a complex process that begins with collecting subjective data. This data, collected through patient interviews, provides crucial insights into the patient's health history, perception patterns, and lifestyle habits, all contributing significantly to GI health.
Health Perception Patterns
Health perception patterns offer valuable insights into a patient's lifestyle habits and how they may impact their GI health. These patterns include:
Health Perception Patterns
Health perception patterns offer valuable insights into a patient's lifestyle habits and how they may impact their GI health. These patterns include:
139
02:41Responses to Drought and Flooding
10.7K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
10.7K