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用SF-6Dv2引出卫生状态公用事业的四种方法进行比较
Hosein Ameri1,2, Thomas G Poder3,4
1School of Public Health, University of Montreal, Montreal, QC, Canada.
概括
这项研究比较了评估健康状况的四种方法:标准博 (SG),随时间进行最佳-最差缩放 (BWSTTO) 和随时间进行离散选择实验 (DCETTO和DCEBWS). 标准博显示出最好的预测准确性,但具有最长的完成时间和最狭窄的价值设置.
科学领域:
- 卫生经济学 卫生经济学
- 偏好诱导方法 偏好诱导方法
- 评估健康状态的评估
背景情况:
- 准确评估健康状况对于健康经济学和政策至关重要.
- 偏好诱导方法用于量化个人对不同健康状况的价值.
- 将不同的方法进行比较对于了解它们的优点和局限性至关重要.
研究的目的:
- 实证地比较四种偏好诱导方法:标准博 (SG),随时间进行最佳-最差缩放 (BWSTTO),随时间进行离散选择实验 (DCETTO),以及混合DCETTO与BWSTTO (DCEBWS).
- 通过使用SF-6Dv2仪器评估健康状况时评估这些方法.
主要方法:
- 加拿大北克省普通人口的代表样本参加了.
- 参与者完成了GS任务或DCEBWS任务 (其中包括DCETTO和BWSTTO).
- 用各种统计模型分析数据,并根据估计值的可接受性,一致性,准确性和相关性对比方法.
主要成果:
- 虽然没有发现自我报告困难的显著差异,但SG的完成时间最长.
- SG展示了最窄的标准误差和与DCEBWS实用值最强的相关性.
- 与DCE方法相比,BWSTTO表现出更高的参数不一致性和更微不足道的水平.
结论:
- 标准博 (SG) 方法提供了最好的预测准确性,但导致了最狭窄的值集和最长的完成时间.
- 与时间的离散选择实验 (DCETTO和DCEBWS) 方法提供了更广泛的实用值范围,并显示了与SG的强烈相关性.
- 在参数一致性和相关性方面,DCEBWS表现出与SG最相似的结果,表明其潜在的实用性.
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