在45个国家报告的疫苗接种覆盖率的有效性
Christopher J L Murray1, Bakhuti Shengelia, Neeru Gupta
1Department of Health Service Provision, Evidence and Information for Policy, WHO, 27 Geneva, Switzerland.
Lancet (London, England)
|October 3, 2003
概括
与家庭调查相比,官方的疫苗接种覆盖率数据往往夸大了白喉疹咳疫苗 (DTP3) 接种率. 报告的DTP3覆盖范围的变化不能可靠地反映实际趋势,质疑健康计划监测数据的有效性.
科学领域:
- 公共卫生 公共卫生
- 流行病学 流行病学
- 医疗服务研究 医疗服务研究
背景情况:
- 准确监测国家卫生计划,特别是疫苗接种覆盖率,对于儿童健康干预至关重要.
- 脊髓灰质炎,结节炎和百日咳疫苗 (DTP3) 覆盖率是评估儿童健康计划的关键指标.
- 评估官方报告的DTP3覆盖率的准确性对于可靠的程序评估至关重要.
研究的目的:
- 为了评估官方报告的国家喉疹咳疫苗 (DTP3) 覆盖率的准确性.
- 将官方DTP3覆盖率数据与来自家庭人口和健康调查 (DHS) 的估计数据进行比较.
- 评估官方数据的有效性,以跟踪疫苗接种覆盖率随时间变化.
主要方法:
- 官方DTP3覆盖率数据与DHS来自45个国家的家庭调查数据进行了比较 (1990-2000).
- 对有效疫苗接种的DHS数据进行了调整,使用试管模型与样本选择来纠正偏差.
- 分析了调查偏见和官方报告与国土安全部估计之间的差异.
主要成果:
- 官方报告的DTP3覆盖率始终高于DHS家庭调查的覆盖率.
- 报告和调查数据之间的差异随着报告覆盖率的提高而增加.
- 时间趋势分析显示,报告覆盖率的变化与家庭调查显示的变化之间没有相关性.
结论:
- 官方报告的DTP3覆盖数据对于测量随时间变化的有效性是可疑的.
- 家庭调查为验证服务提供商关于疫苗接种范围的数据提供了有价值的工具.
- 未来的健康干预监测策略必须优先考虑对数据源有效性的严格评估.
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