WHO世界卫生组织：2025年结核病数据生成和使用综合指南：模块3：国家结核病流行病学调查报告（英文版）

National tuberculosis (TB) prevalence surveys provide a nationally representative measurement of the burden of TB disease in the population, at a given point in time. Repeat surveys allow assessment of trends and tracking of progress towards national and global targets for reductions in TB disease burden. Survey data also provide important insights that can help national TB programmes to identify ways to improve TB diagnosis and treatment.National TB prevalence surveys are relevant in countri