首页> 外文期刊>Journal of applied econometrics >A COMPARISON OF TREATMENT EFFECTS ESTIMATORS USING A STRUCTURAL MODEL OF AMI TREATMENT CHOICES AND SEVERITY OF ILLNESS INFORMATION FROM HOSPITAL CHARTS
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A COMPARISON OF TREATMENT EFFECTS ESTIMATORS USING A STRUCTURAL MODEL OF AMI TREATMENT CHOICES AND SEVERITY OF ILLNESS INFORMATION FROM HOSPITAL CHARTS

机译:使用AMI治疗选择的结构模型和医院病历信息严重程度的治疗效果估计值的比较

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摘要

We compare the performance of various matching estimators using a novel approach that is feasible in the absence of experimental data. We estimate a structural model of hospital choices and catheterization for Medicare heart attack victims using hospital chart data on patient heterogeneity. With the estimated structural parameters, we simulate data for which the treatment effect is known. We find that as measures of individual heterogeneity are added to the controls, matching estimators perform well. However, the estimators do a poor job recovering the true treatment effect when measures of individual heterogeneity are unavailable.
机译:我们使用一种在没有实验数据的情况下可行的新方法,比较了各种匹配估计量的性能。我们使用关于患者异质性的医院图表数据,估计了针对Medicare心脏病发作受害者的医院选择和导管插入的结构模型。利用估计的结构参数,我们模拟已知治疗效果的数据。我们发现,随着将个体异质性的度量添加到控件中,匹配的估计量将表现良好。但是,当无法获得个体异质性的量度时,估算者在恢复真实治疗效果方面做得很差。

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  • 来源
    《Journal of applied econometrics》 |2011年第5期|p.825-853|共29页
  • 作者单位

    Fuqua School of Business, Duke University, 1 Towerview Drive, Durham, NC 27708, USA;

    Department of Economics, University of South Florida, Tampa, FL, USA;

    Department of Econometrics, Tilburg University, Netherlands;

    RTI International, Research Triangle Park, NC, USA;

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  • 正文语种 eng
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