3 citations · 4 across the 3 of their papers we have counts for
3 papers · 1 filter
What if we had built a prediction model with a survival super learner instead of a Cox model 10 years ago?
Arthur Chatton, Émilie Pilote, Kevin Assob Feugo +3
Objective: This study sought to compare the drop in predictive performance over time according to the modeling approach (regression versus machine learning) used to build a kidney…
Is checking for sequential positivity violations getting you down? Try sPoRT!
Arthur Chatton, Michael Schomaker, Miguel-Angel Luque-Fernandez +2
Background: Sequential positivity is often a necessary assumption for drawing causal inferences, such as through marginal structural modeling. Unfortunately, verification of this a…
Penalized G-estimation for effect modifier selection in a structural nested mean model for repeated outcomes
Ajmery Jaman, Guanbo Wang, Ashkan Ertefaie +4
Effect modification occurs when the impact of the treatment on an outcome varies based on the levels of other covariates known as effect modifiers. Modeling these effect difference…