Zhichao Xu

My name is Zhichao Xu. I am a Biostatistics PhD student in MD Anderson Cancer Center advised by Dr. Peng Wei since 2021.

I received a Master’s degree in Biostatistics from Yale University in New Haven, Connecticut. During the summer of 2024, I interned at Merck in Rahway, New Jersey.

Github | Google Scholar | Linkedin | ORCID
Email: zxu7 [AT] mdanderson [dot] org / zhichaoxu15 [AT] gmail [dot] com

News

[2024/12]: Honored to receive the 2024-2025 James E. Tempesta, M.D. Endowed Scholarship!
[2024/11]: Our paper on the meta-analysis of total mediation effect has been accepted by PLOS Genetics.
[2024/08]: Gave a presentation at the Joint Statistical Meetings (JSM) in Portland, Oregon.
[2024/08]: Excited to share that our paper on set-based inference methods for interval-censored datahas been accepted by Statistics in Biosciences.
[2024/07]: Our paper on interval estimation for R²-based mediation effect has been accepted by Biostatistics.
[2024/06]: Joined Merck as a summer intern, working on simulations in Indirect Treatment Comparison (ITC).
[2024/03]: Delivered a presentation at the Eastern North American Region (ENAR) Spring Meeting in Baltimore, Maryland.
[2023/11]: Presented at the American Society of Human Genetics (ASHG) Annual Meeting in Washington, D.C.
[2023/08]: Thrilled to receive the Reviewers' Choice from ASHG and the Travel Award from GSBS.
[2022/02]: Officially joined the lab of Dr. Peng Wei and Quantitative Science (QS) program, biostatistics track, in GSBS.
[2021/08]: Excited to start my PhD at MD Anderson Cancer Center Graduate School of Biomedical Sciences (GSBS).

Selected Publications

* indicates equal contribution

A novel statistical framework for meta-analysis of total mediation effect with high dimensional omics mediators in large-scale genomic consortia

Zhichao Xu, Peng Wei

PLOS Genetics, 2024 [paper] [R package] [code]

Speeding up interval estimation for R²-based mediation effect of high-dimensional mediators via cross-fitting

Zhichao Xu*, Chunlin Li*, Sunyi Chi, Tianzhong Yang, Peng Wei

Biostatistics, 2024 [paper] [R package] [code]

Set-based tests for genetic association studies with interval-censored competing risks outcomes

Zhichao Xu, Jaihee Choi, Ryan Sun

Statistics in Biosciences, 2024 [paper] [R package] [code]

Variance-components tests for genetic association with multiple interval-censored outcomes

Jaihee Choi, Zhichao Xu, Ryan Sun

Statistics in Medicine, 2024 [paper] [R package]

Morning chronotype is associated with improved adherence to continuous positive airway pressure among individuals with obstructive sleep apnea

Melissa P. Knauert, Olurotimi Adekolu, Zhichao Xu, Annan Deng, Jen-hwa Chu, Stephen R. Baldassarri, Clete Kushida, H. Klar Yaggi, Andrey Zinchuk

Annals of the American Thoracic Society, 2023 [paper]

Nicotine, alcohol, and caffeine use among individuals with untreated obstructive sleep apnea

Stephen R. Baldassarri, Jen-hwa Chu, Annan Deng, Zhichao Xu, Reagan F. Blohowiak, Sean Byrne, Clete Kushida, H. Klar Yaggi, Andrey Zinchuk

Sleep and Breathing, 2023 [paper]

A markov random field model for network-based differential expression analysis of single-cell RNA-seq data

Hongyu Li, Biqing Zhu, Zhichao Xu, Taylor Adams, Naftali Kaminski, Hongyu Zhao

BMC Bioinformatics, 2021 [paper] [R package]

ZHICHAO (ZACHARY) XU

News

Selected Publications