Improved survival analysis with shrinkage Kibria–Lukman estimators in the Cox model: Application to lung cancer data
Statistical Methods in Medical Research: An International Review Journal
Published online on March 03, 2026
Abstract
Statistical Methods in Medical Research, Ahead of Print.
The Cox proportional hazards regression model is a widely used and valuable tool for modeling survival time with predictors, however its performance can deteriorate in the presence of multicollinearity. It can lead to unreliable estimates from the maximum ...
The Cox proportional hazards regression model is a widely used and valuable tool for modeling survival time with predictors, however its performance can deteriorate in the presence of multicollinearity. It can lead to unreliable estimates from the maximum ...