results the command is addpred for logistic regression models. conclusions the stata package provided herein can encourage the use of novel methods in examining predictive capacity of ever-emerging plethora of novel biomarkers. materials and methods we have written a stata command that is intended to help researchers obtain cut point-free and cut point-based net reclassification improvement ind...

conclusions herein we have described the stata package “adpredsurv” for calculation of the nam-d’agostino x2 goodness of fit test as well as cut point-free and cut point-based nri, relative and absolute idi, and survival-based regression analyses. we hope this work encourages the use of novel methods in examining predictive capacity of the emerging plethora of novel biomarkers. background a fun...

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Risk prediction is an important field in applied statistics. For example, in clinical research, predicting the development of adverse medical conditions is the object of many studies. However, this concept is multi-disciplinary. Many published models exist to predict dichotomous outcomes, ranging widely from a model to predict winners in the NCAA basketball tournament to a recently published ri...

16.35 expected cases) published by the Committee on Medical Aspects of Radiation in the Environment (COMARE) differ from those used by Körblein. Of note, COMARE reported a combined SIR of 1.07 (95% CI 0.92–1.26) from a random-effects metaanalysis of 37 estimates from five countries. Körblein rightly points out that the 95% CI of the rate ratio estimate from the main analysis of childhood leukae...