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寄生虫聚合措施的相互关系和特性:一个用户指南
A Morrill1, R Poulin2, M R Forbes1
1Biology Department, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, Canada.
International journal for parasitology
|July 19, 2023
概括
了解寄生虫聚合是生态学的关键. 本研究阐明了六种常见的措施,根据它们的数学特性和对寄生虫清除的反应,将它们分成三个不同的类别,帮助研究人员选择适合流行病学研究的指标.
科学领域:
- 寄生虫学的寄生虫学
- 生态生态学 生态生态学
- 流行病学 流行病学
背景情况:
- 主体之间的巨寄生虫聚合是宿主-寄生虫协会中的普遍现象.
- 研究人员不一致地使用聚合措施可能会模糊对流行病学过程的理解.
- 不同的措施可能无法捕捉寄生虫聚合的相同方面.
研究的目的:
- 探索六种常见的寄生虫聚合措施的特性和相互关系.
- 为研究人员提供有关选择适当聚合指标的指南.
- 澄清不同指标如何反映流行病学过程.
主要方法:
- 六种常见的寄生虫聚合指标的数学比较.
- 模拟测试随机寄生虫移除对聚合水平的影响.
- 分析以探索聚合措施和其他寄生虫学指标 (例如,平均丰度,流行率) 之间的相互关系.
主要成果:
- 六个聚合指标被分为三个不同的对: (变量与平均比,平均拥挤), (不一致性,负二项式的k) 和 (普林的D,胡佛的指数).
- 每对对象对随机寄生虫移除的反应不同,与平均丰度和流行率的关系不同.
- 这些差异表明,这些指标捕捉了寄生虫聚合的不同变化和属性.
结论:
- 选择的聚合度量显著影响寄生虫分布模式的解释.
- 研究人员应报告足够的信息,以允许计算不同组的措施,以便进行可靠的大规模分析.
- 标准化或明确报告聚合指标将提高我们对塑造寄生虫分布的流行病学过程的理解.
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