Prognostic models require validation in external samples to establish their clinical value and utility.
Absolute Event Rate: 0% vs 0%
Prognostic models are of little clinical value unless they are shown to work in other samples. Douglas Altman and colleagues describe how to validate models and discuss some of the problems
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Altman et al. (Thu,) reported a other. Prognostic models require validation in external samples to establish their clinical value and utility.
synapsesocial.com/papers/6a08246b113ba5b476ddfc72 — DOI: https://doi.org/10.1136/bmj.b605
Doug Altman
University of North Carolina at Chapel Hill
Yvonne Vergouwe
Leiden University
Patrick Royston
Université Claude Bernard Lyon 1
BMJ
University of Oxford
University Medical Center Utrecht
MRC Clinical Trials Unit at UCL
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