“Cake causes herpes?” - promiscuous dichotomisation induces false positives

Abstract Background Continuous biomedical data is often dichotomized into two or more groups for analysis, despite long-standing warnings from statisticians that this constitutes bad practice. This dichotomisation is typically discouraged because it reduces statistical power and may obscure importan...

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Principais autores:	David Robert Grimes, James Heathers
格式:	Artigo
語言:	Inglês
出版:	BMC 2025-11-01
叢編:	BMC Medical Research Methodology
主題:	P-hacking Replication crisis Formulatic research Data integrity Metascience Statistics
在線閱讀:	https://doi.org/10.1186/s12874-025-02712-0
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