医疗补助增加了紧急部门的使用:来自俄勒冈州健康保险实验的证据
Sarah L Taubman1, Heidi L Allen, Bill J Wright
1National Bureau of Economic Research (NBER), Cambridge, MA 02138, USA.
概括
俄勒冈 俄勒冈 俄勒冈 俄勒冈
科学领域:
- 卫生经济学 卫生经济学
- 公共卫生政策 公共卫生政策
- 随机对照试验是随机对照试验.
背景情况:
- 俄勒冈州2008年医疗补助计划的扩展通过彩票为没有保险的低收入成年人提供了保险.
- 这个彩票提供了一个独特的随机对照试验 (RCT) 设计,以评估医疗补助的影响.
研究的目的:
- 评估医疗补助计划覆盖范围对急诊室 (ED) 使用率的影响.
- 分析新获得医疗保险的低收入成年人中ED使用模式.
主要方法:
- 利用来自俄勒冈州医疗补助扩张的彩票随机化数据.
- 在抽奖后18个月内分析了大约25,000名参与者的急诊室记录.
- 采用随机控制设计来比较保险人和未保险人群之间的ED使用情况.
主要成果:
- 医疗补助计划的覆盖率显著增加了每人ED访问的0.41次 (相对增加了40%).
- 在各种访问类型,条件和子组中观察到ED访问的增加.
- 研究人员发现,对于可能在初级保健机构中可管理的疾病,急救诊所的访问人数显著增加.
结论:
- 医疗补助的扩张导致急诊室使用率大幅增加.
- 这些发现突出了医疗保健寻求行为的潜在转变,扩大了保险覆盖范围.
- 需要进行进一步的研究,以了解对初级保健服务和ED资源分配的影响.
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