User profiles for J. G. Ibrahim

Joseph G. Ibrahim

UNC
Verified email at bios.unc.edu
Cited by 32073

Missing-data methods for generalized linear models: A comparative review

JG Ibrahim, MH Chen, SR Lipsitz… - Journal of the American …, 2005 - Taylor & Francis
… weights and related procedures as discussed by Ibrahim. For MI, we examine the techniques
developed by Rubin. For FB, we review approaches considered by Ibrahim et al. For WEE, …

Missing data methods in longitudinal studies: a review

JG Ibrahim, G Molenberghs - Test, 2009 - Springer
Incomplete data are quite common in biomedical and other types of research, especially in
longitudinal studies. During the last three decades, a vast amount of work has been done in …

[HTML][HTML] Basic concepts and methods for joint models of longitudinal and survival data

JG Ibrahim, H Chu, LM Chen - Journal of clinical oncology, 2010 - ncbi.nlm.nih.gov
Joint models for longitudinal and survival data are particularly relevant to many cancer
clinical trials and observational studies in which longitudinal biomarkers (eg, circulating tumor …

[BOOK][B] Bayesian survival analysis

JG Ibrahim, MH Chen, D Sinha, JG Ibrahim, MH Chen - 2001 - Springer
Several topics are addressed, including parametric models, semiparametric models based
on prior processes, proportional and non-proportional hazards models, frailty models, cure …

[BOOK][B] Monte Carlo methods in Bayesian computation

MH Chen, QM Shao, JG Ibrahim - 2012 - books.google.com
Sampling from the posterior distribution and computing posterior quanti ties of interest using
Markov chain Monte Carlo (MCMC) samples are two major challenges involved in …

High-and low-dose interferon alfa-2b in high-risk melanoma: first analysis of intergroup trial E1690/S9111/C9190

JM Kirkwood, JG Ibrahim, VK Sondak… - Journal of clinical …, 2000 - ascopubs.org
PURPOSE: Pivotal trial E1684 of adjuvant high-dose interferon alfa-2b (IFNα2b) therapy in
high-risk melanoma patients demonstrated a significant relapse-free and overall survival (…

Heavy-tailed prior distributions for sequence count data: removing the noise and preserving large differences

A Zhu, JG Ibrahim, MI Love - Bioinformatics, 2019 - academic.oup.com
Motivation In RNA-seq differential expression analysis, investigators aim to detect those
genes with changes in expression level across conditions, despite technical and biological …

High-dose interferon alfa-2b significantly prolongs relapse-free and overall survival compared with the GM2-KLH/QS-21 vaccine in patients with resected stage IIB-III …

JM Kirkwood, JG Ibrahim, JA Sosman… - Journal of Clinical …, 2001 - ascopubs.org
PURPOSE: Vaccine alternatives to high-dose interferon alfa-2b therapy (HDI), the current
standard adjuvant therapy for high-risk melanoma, are of interest because of toxicity …

Power prior distributions for regression models

JG Ibrahim, MH Chen - Statistical Science, 2000 - JSTOR
… Here we present a recently proposed model of Chen, Ibrahim and Sinha (1999) to demonstrate
the power priors for this class of models. A similar frequentist formulation of the model is …

UGT1A1* 28 genotype and irinotecan-induced neutropenia: dose matters

…, RM Goldberg, P Qu, JG Ibrahim… - Journal of the …, 2007 - academic.oup.com
The Food and Drug Administration and Pfizer changed the package insert for irinotecan to
include a patient's UGT1A1*28 genotype as a risk factor for severe neutropenia on the basis …