埃塞俄比亚儿童营养不良和发病率的决定因素:结构方程建模方法
Birhanu Betela Warssamo1, Denekew Bitew Belay2,3, Ding-Geng Chen3,4
1Department of Statistics, College of Natural and Computational Science, Hawassa University, Hawassa, Ethiopia.
Frontiers in pediatrics
|April 25, 2025
概括
埃塞俄比亚的儿童营养不良显著影响儿童发病率. 诸如分娩间隔和获得水的关键因素,通过营养不良间接增加疾病,需要有针对性的干预措施.
科学领域:
- 公共卫生 公共卫生
- 流行病学 流行病学
- 儿童健康 儿童健康
背景情况:
- 儿童营养不良和发病率是埃塞俄比亚的关键公共卫生问题.
- 了解风险因素对于有效的预防和控制策略至关重要.
研究的目的:
- 调查埃塞俄比亚儿童营养不良和发病率的风险因素.
- 通过结构方程建模,分析营养不良作为选择因素和发病率之间的媒介.
主要方法:
- 利用了2016年埃塞俄比亚人口和健康调查 (8,560名五岁以下儿童) 的数据.
- 采用结构方程建模来评估儿童营养不良,发病率和风险因素之间的关联,营养不良作为调解者.
主要成果:
- 观察到营养不良 (消耗,发育不良,体重不足) 和发病率 (发烧,腹,贫血) 的高患病率.
- 出生间隔,财富指数,分娩地点,出生时的儿童大小,儿童数量和社会经济状况直接影响了营养不良和发病率.
- 获得水的时间,所设施和双胞胎出生状况直接影响营养不良,但不影响发病率.
- 几个因素间接地通过营养不良影响了通过营养不良的发病率,包括获得水的时间,分娩间隔,所设施,财富指数,双胞胎身份,分娩地点,孩子的大小和孩子的数量.
结论:
- 埃塞俄比亚五岁以下儿童中营养不良和发病率高.
- 获得水的时间,分娩地点,儿童大小和儿童数量显著影响了通过营养不良间接通过疾病发病率.
- 社会经济状况也对通过营养不良导致的发病率产生了显著的总体影响.
- 基于社区的营养干预对幼儿至关重要,因为营养不良对长期生长和免疫的影响,特别是在埃塞俄比亚的特定地区.
相关概念视频
Mechanistic Models: Compartment Models in Individual and Population Analysis
14
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
14
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving
26
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
26
Nature and Nurture
20.3K
Many human characteristics, like height, are shaped by both nature—in other words, by our genes—and by nurture, or our environment. For example, chronic stress during childhood inhibits the production of growth hormones and consequently reduces bone growth and height. Scientists estimate that 70-90% of variation in height is due to genetic differences among individuals, and 10-30% of variation in height is due to differences in the environments that individuals experience,...
20.3K
Indeterminate Structure
466
Indeterminate structures refer to structures where internal forces and reactions cannot be determined using only the equations of static equilibrium. Indeterminate structures have more unknown forces and reaction forces than equations of static equilibrium that can be used to determine them. Indeterminate structures are often used in engineering to create complex, efficient, and aesthetically pleasing structures. There are various types of indeterminate structures used in engineering and...
466
Modeling in Therapy
28
Modeling, a key technique in therapy, uses observational learning to help clients acquire and practice new skills by watching therapists demonstrate desired behaviors. This approach, rooted in Albert Bandura's concept of vicarious learning, plays a significant role in therapeutic interventions for various psychological conditions, including social anxiety, ADHD, and depression.
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in...
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in...
28
Attention-Deficit/Hyperactivity Disorder
23
Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings....
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings....
23


