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The role of the c-statistic in variable selection for propensity score models
The applied literature on propensity scores has often cited the c-statistic as a measure of the ability of the propensity score to control confounding. However, a high c-statistic in the propensity model is neither necessary nor sufficient for control of confounding. Moreover, use of the c-statistic...
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| Главные авторы: | , , , , |
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| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
2010
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3081361/ https://ncbi.nlm.nih.gov/pubmed/21351315 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/pds.2074 |
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