Discussion of "A Risk-Based Measure of Time-Varying Prognostic Discrimination for Survival Models," by C. Jason Liang and Patrick J. Heagerty

Published in: Biometrics, 2016

Posted on RAND.org on January 10, 2017

by Layla Parast, Carolyn M. Rutter

Read More

Access further information on this document at Biometrics

This article was published outside of RAND. The full text of the article can be found at the link above.

This article discusses a proposed risk-based measure of time-varying discrimination for determining the value of predictors in time-to-event models. The discussion focuses on use of the proposed method to determine the added value of intermediate event information for improving prediction of long-term outcomes and an alternative approach for confidence interval estimation.

This report is part of the RAND Corporation external publication series. Many RAND studies are published in peer-reviewed scholarly journals, as chapters in commercial books, or as documents published by other organizations.

The RAND Corporation is a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND's publications do not necessarily reflect the opinions of its research clients and sponsors.