食品和饮料购买的变化与墨西哥的冠状病毒疾病大流行有关
Journal of the Academy of Nutrition and Dietetics
|August 4, 2023
概括
在COVID-19大流行期间,墨西哥家庭将食品购买转向了基本和准备好的物品,减少了远离家乡的食品支出. 然而,农村地区的含糖饮料摄入量增加,低收入群体的加工肉类消费量增加.
科学领域:
- 营养科学 营养科学
- 公共卫生 公共卫生
- 经济学 经济学 经济学
背景情况:
- 墨西哥实施的公共卫生政策,以控制冠状病毒疾病 (COVID-19) 的传播,可能影响了家庭的食品购买行为.
- 了解这些变化对于评估大流行对饮食模式和粮食安全的影响至关重要.
研究的目的:
- 评估墨西哥家庭购买的食品和饮料数量的变化.
- 在COVID-19大流行期间,评估家庭支出中分配给远离家乡消费的食物比例的变化.
主要方法:
- 来自国家家庭收入和支出调查 (2014-2020) 的横截面数据的二次分析.
- 包括234,631个家庭,详细的食品和饮料购买数据.
- 采用两部分统计模型,将2020年的数据与2018年的数据进行比较,并根据相关的社会人口和经济变量进行调整.
主要成果:
- 国家购买基本食品增加了17g/人/天,而非基本能量密度高的食品减少了4.2g/人/天.
- 购买用于家庭消费的预制食品增加了16克/人/天;然而,在家以外消费的食品支出下降了44.9%.
- 在农村地区 (7.2毫升/人/天) 观察到含糖饮料购买量的显著增加,而加工肉类购买量在最低收入五分位数中增加 (2.4克/人/天).
结论:
- 由于COVID-19流行病的封锁,基本和预制食品的购买量增加,而非基本的能量密集食品和外面用餐的数量减少.
- 差异出现了,农村人口增加了含糖饮料的摄入量,低收入家庭消费了更多的加工肉类.
- 潜在的促成因素包括收入减少,失业,流动性限制和价格变化,需要对这些途径进行进一步调查.
相关概念视频
Regulation of Food Intake
280
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...
280
Assessment of the Gastrointestinal System II: Health Perception Pattern
141
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:
141
Dietary Connections
51.2K
In biological systems, most metabolic pathways are interconnected. The cellular respiration processes that convert glucose to ATP—such as glycolysis, pyruvate oxidation, and the citric acid cycle—tie into those that break down other organic compounds. As a result, various foods—from apples to cheese to guacamole—end up as ATP. In addition to carbohydrates, food also contains proteins and lipids—such as cholesterol and fats. All of these organic compounds are used...
51.2K
Bulimia Nervosa
161
Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
161
Assessment of the Gastrointestinal System I: Subjective Data
225
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 History
The initial step in assessing the GI system is obtaining a comprehensive health history. This includes inquiring about the patient's history or presence of problems...
Health History
The initial step in assessing the GI system is obtaining a comprehensive health history. This includes inquiring about the patient's history or presence of problems...
225
Lifestyle Factors and Health
77
Lifestyle factors play a critical role in maintaining overall health and preventing chronic diseases. Key elements, such as regular physical activity, a nutritious diet, and abstinence from smoking, can significantly enhance physical, mental, and emotional well-being while reducing the risk of several life-threatening conditions.
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...
77


