中国城市女性乳腺癌筛查卫生经济学评价

Economic evaluation of breast cancer screening for Chinese urban women

  • 摘要:
      目的  探讨适合中国国情的乳腺癌筛查策略的成本效果。
      方法  收集2008年2月至2011年12月基于中国前期多项全国女性乳腺癌筛查项目中的乳腺癌分期、筛查方法的准确性等临床和成本信息,及同期乳腺癌患者临床就诊信息。采用Markov模型系统评价132种乳腺癌筛查策略相对于不筛查的增量成本效果比。
      结果  2010年与不筛查相比,40~64岁女性采用1次/2年的乳腺触诊与乳腺超声检查并联筛查策略,符合成本效果评价标准且效果最大。每10万女性采用该筛查策略进行筛查,累计可挽救1 394个质量调整寿命年(quality adjusted life year,QALY)。每挽救1个QALY的成本为91 944元。敏感性分析显示,2016年40~64岁女性采用1次/2年的乳腺触诊与乳腺X线检查并联筛查策略,符合成本效果评价标准且效果最大。在该筛查策略下,每挽救1个QALY的成本为159 637元。
      结论  开展人群为基础的乳腺癌筛查项目相对符合中国当前国情。随着中国经济水平的不断提升,医疗水平的逐步改善,以及乳腺癌发病率的逐年上升,乳腺癌筛查的单位成本效果预期会有进一步的提高。

     

    Abstract:
      Objective  To explore the effectiveness and cost of breast cancer screening strategy that is suitable for the current economic conditions in China.
      Methods  We collected clinical and cost information of breast cancer screening for Chinese women based on previous screening programs conducted from February 2008 to December 2011 and collected the same information about breast cancer cases diagnosed in hospitals at the same time. Markov models were developed to analyze the incremental cost-effectiveness ratios (ICER) for 132 breast cancer screening strategies compared to no screening for Chinese women.
      Results  In 2010, as compared to no screening, the most cost-effective breast cancer screening strategy was biennial screening with clinical breast examination (CBE) and breast ultrasound, in parallel, for women aged between 40 to 64. This screening strategy could save 1, 394 quality-adjusted life years (QALY) per 100, 000 women, and the cost of saving breast-cancer related QALY would be 91, 944 RMB. Sensitivity analysis indicated that in 2016, the most cost-effective breast cancer screening strategy was biennial screening with CBE and mammography (MAM), in parallel, for women aged 40 to 64, with ICER of 159, 637 RMB per QALY.
      Conclusions  Population-based breast cancer screening would be acceptable in the current conditions in China. As the Chinese economy and level of medical care improve, breast cancer screening would be more cost-effective.

     

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