Quantifying the impact of different approaches for handling continuous predictors on the performance of a prognostic model
Continuous predictors are routinely encountered when developing a prognostic model. Investigators, who are often non-statisticians, must decide how to handle continuous predictors in their models. Categorising continuous measurements into two or more categories has been widely discredited, yet is still frequently done because of its simplicity, investigator ignorance of the potential impact and of suitable alternatives, or to facilitate model uptake. We examine three broad approaches for hand...Expand abstract
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- Peer reviewed
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- Collins et al
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Copyright © 2016 The Authors. Statistics in Medicine published by John Wiley and Sons Ltd.
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