印度霍乱风险分析:2017-18年血清调查数据的见解与2015-2019年流行病学数据和社会决定因素的整合
Suman Kanungo1, Ranjan Kumar Nandy1, Rounik Talukdar1
1Indian Council of Medical Research-National Institute of Cholera and Enteric Diseases, Kolkata, India.
PLoS neglected tropical diseases
|September 3, 2024
概括
霍乱感染在印度广泛,在11.7%的人口中发现了高杀性抗体. 卡纳塔克邦,马德雅邦和西孟加拉邦被确定为需要针对性预防霍乱的高风险州.
科学领域:
- 流行病学 流行病学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 改善霍乱监测对于印度次大陆来说至关重要,以准确估计疾病负担.
- 目前的监测方法低估了霍乱感染,导致负担估计偏差.
- 将血清检测数据,临床病例和风险因素整合起来,可以更清楚地了解印度的霍乱风险.
研究的目的:
- 开发一个复合的脆弱性指数,以评估印度各州的霍乱风险.
- 通过使用杀性抗体标位估计霍乱感染的患病率.
- 确定针对性霍乱预防干预措施的高风险国家.
主要方法:
- 来自国家血清调查,疫情报告和风险因素 (水,卫生,多维贫困指数) 的综合数据.
- 测试了7,882个血清样本,以检测Vibrio cholerae O1杀性抗体 (切断位数≥320).
- 从综合疾病监测计划 (2015-2019) 中提取数据和发表的霍乱报告.
主要成果:
- 在被采样的人口中,11.7%的人群表现出高杀性抗体标位 (≥320).
- 南部地区的发病率最高 (16.8%),其次是西部 (13.2%) 和北部 (10.7%).
- 卡纳塔卡,马德雅普拉德什和西孟加拉州被确定为使用复合脆弱性指数最脆弱的州.
结论:
- 霍乱感染在印度所有五个地区普遍存在.
- 该研究强调需要加强监测和有针对性的预防策略.
- 优先考虑高霍乱易受伤害的国家可以提高干预的有效性.
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