巴西的长期和新兴高风险麻风病检测集群:全国的时空分析,2001-2023年
Anderson Fuentes Ferreira1, Jorg Heukelbach1, Eliana Amorim de Souza2
1Postgraduate Program in Public Health, School of Medicine, Federal University of Ceará, Fortaleza, Ceará, Brazil.
Tropical medicine & international health : TM & IH
|February 16, 2026
概括
巴西仍然存在高风险的麻风病群,特别是在北部,东北部和中西部地区. 这些发现凸显了持续的挑战,以及需要针对性干预来控制疾病的需要.
科学领域:
- 流行病学 流行病学
- 公共卫生 公共卫生
- 空间分析 空间分析
背景情况:
- 巴西面临着严重的全球麻风病负担,其特点是持续存在的高风险地区和不均的病例检测.
- 了解麻风传播的空间和时间动态对于有效的监测和控制策略至关重要.
研究的目的:
- 从2001年到2023年,在巴西各地的高风险麻风病检测集群中识别空间和时间变化.
- 确定需要针对疾控制进行有针对性的干预的优先领域.
主要方法:
- 一项全国性的生态研究分析了5570个巴西市镇,使用来自国家可通报疾病信息系统 (SINAN) 的数据.
- 库尔多夫的空间扫描统计 (Poisson模型) 在三年期间被用于检测具有统计学意义的高风险集群.
- 通过比较连续三年的时间,根据集群的持续性,入口或退出来对市镇进行分类.
主要成果:
- 报告有超过795,000例麻风病例,男性和东北地区的发病率更高.
- 显著的高风险集群集中在北部,东北部和中西部地区,每三年约有23%的市政当局受到影响.
- 新加入集群的市镇比例随着时间的推移显著增加,这表明了动态的传输模式.
结论:
- 在脆弱地区持续和重新出现的高风险麻风病群体表明疾病控制中的持续操作失败.
- 重要的是制定计划优先级,重点是加强监测,早期诊断和受影响地区的适当治疗.
- 北部,东北部和中西部地区需要特别注意巴西的麻风控制工作.
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