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Interpretation of within-group change in randomised trials
In medicine, it is common to observe improvement after intervention, at least partly because patients present for care in extremis and would have improved without intervention. Controlling for this counterfactual explanation for improvement is the principle reason to conduct a trial in which patient...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2020
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7227072/ https://www.ncbi.nlm.nih.gov/pubmed/32410596 http://dx.doi.org/10.1186/s12888-020-02641-w |