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On the Causal Interpretation of Rate-Change Methods: The Prior Event Rate Ratio and Rate Difference
A growing number of studies use data before and after treatment initiation in groups exposed to different treatment strategies to estimate “causal effects” using a ratio measure called the prior event rate ratio (PERR). Here, we offer a causal interpretation for PERR and its additive scale analog, t...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Oxford University Press
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7784529/ https://www.ncbi.nlm.nih.gov/pubmed/32596726 http://dx.doi.org/10.1093/aje/kwaa122 |