社交媒体成和抑郁症的数学建模,分析和数值模拟
Abu Safyan Ali1,2, Shumaila Javeed2,3,4, Zeshan Faiz2
1Department of Mathematics and Computer Science, University of Ferrara, Ferrara, Italy.
PloS one
|March 12, 2024
概括
这项研究模拟了社交媒体成和抑郁症 (SMAD). 研究结果表明,低于1的基本繁殖数 (R0) 导致疾病消除,而高于1的R0则表明持续的社交媒体成和抑郁.
科学领域:
- 数学建模的数学建模
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 社交媒体成是一个越来越令人担忧的问题.
- 抑郁症等心理健康问题越来越普遍.
- 社交媒体使用和抑郁症之间的相互作用需要进行调查.
研究的目的:
- 开发和分析社交媒体成和抑郁症 (SMAD) 的数学模型.
- 确定无病和流行病国家的条件.
- 评估各种参数对SMAD动态的影响.
主要方法:
- 对平衡点 (SMADDFEP,SMADEEP) 和基本复制数 (R0) 的定性分析.
- 卡斯蒂略-查韦斯,利亚普诺夫和中心多重定理的应用.
- 使用规范化前置灵敏度指数和部分等级相关系数 (PRCC) 的灵敏度分析.
- 使用第四阶Runge-Kutta (RK-4) 方案进行数值模拟.
主要成果:
- 如果R0 < 1,则无病平衡点 (SMADDFEP) 是稳定的.
- 如果R0>1,特有平衡点 (SMADEEP) 是稳定的,表明持续的社交媒体成和抑郁.
- 在R0 = 1时发生了向前分叉.
- 增加的社交媒体成与增加的抑郁率直接相关.
结论:
- 数学模型提供了关于社交媒体成和抑郁症的动态的见解.
- 基本繁殖数 (R0) 是疾病控制的关键值.
- 旨在减少社交媒体成的干预措施可以缓解抑郁症.
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