全球获得放射治疗:对当前差异的地理空间分析和最佳设施安置的最佳分析
Dominik Wawrzuta1, Justyna Klejdysz2, Katarzyna Pędziwiatr1
1Department of Radiation Oncology, Maria Sklodowska-Curie National Research Institute of Oncology, Wawelska 15B, Warsaw 02-034, Poland.
概括
全球对放射治疗的准入不均,低收入国家面临重大挑战. 新的放射治疗设施的战略布局可以大大提高全球癌症护理的可用性.
科学领域:
- 在瘤学瘤学.
- 公共卫生 公共卫生
- 地理空间分析是什么
背景情况:
- 辐射治疗的地理接入是全球癌症护理的关键障碍,特别是在低收入和中等收入国家 (LMICs).
- 了解全球放射治疗可访问性模式和制定改善策略对于公平的癌症治疗至关重要.
- 放射治疗是癌症治疗的基石,但它的可用性在全球分布不均.
研究的目的:
- 对辐射治疗设施的地理可达性进行全面的全球评估.
- 确定新放射治疗中心的最佳位置,以最大限度地覆盖人口.
- 分析基于国家收入水平的获取差异.
主要方法:
- 地理空间分析将放射治疗中心位置 (IAEA目录) 与全球行政边界,人口密度和道路网络相结合.
- 在120分钟的行程时间门内计算人口覆盖率.
- 开发一个优化模型,确定新设施的战略位置.
主要成果:
- 目前,76.3%的全球人口可以在120分钟内接受放射治疗.
- 存在显著的差异:低收入国家获得17.1%,高收入国家获得93.1%.
- 设立100个新中心可以将全球覆盖率提高到82.1%;到2050年有500个中心可以缓解不断扩大的接入差距.
结论:
- 在全球范围内,辐射疗法获得的地理差异仍然很大.
- 有针对性的新设施的安置可以大大改善接入,特别是在服务不足的LMICs.
- 解决地理障碍至关重要,尤其是在癌症发病率上升的地区.
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