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DATA-ADAPTIVE EFFICIENT ESTIMATION STRATEGIES FOR BIOMARKER STUDIES EMBEDDED IN RANDOMIZED TRIALS 期刊论文
ANNALS OF APPLIED STATISTICS, 2022, 卷号: 16, 期号: 4, 页码: 2250-2265
作者:  Zhang, Weiz;  Zhang, Zhi wei;  Troendle, James F.;  Liu, Aiyi
收藏  |  浏览/下载：57/0  |  提交时间：2023/02/07
Augmentation  precision medicine  semiparametric theory  super learner  two-phase sampling  
Group testing can improve the cost-efficiency of prospective-retrospective biomarker studies 期刊论文
BMC MEDICAL RESEARCH METHODOLOGY, 2021, 卷号: 21, 期号: 1, 页码: 10
作者:  Zhang, Wei;  Zhang, Zhiwei;  Krushkal, Julia;  Liu, Aiyi
收藏  |  浏览/下载：134/0  |  提交时间：2021/04/26
Biomarker study design  Cost-efficiency  Group testing  Pooling  Two-phase sampling  
A rank-based approach to estimating monotone individualized two treatment regimes 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2020, 卷号: 151, 页码: 12
作者:  Zhang, Haixiang;  Huang, Jian;  Sun, Liuquan
收藏  |  浏览/下载：173/0  |  提交时间：2020/09/23
Generalized regression  Individualized treatment rule  Outlier  Personalized medicine  Rank correlation  
Best (but oft-forgotten) practices: sample size and power calculation for a dietary intervention trial with episodically consumed foods 期刊论文
AMERICAN JOURNAL OF CLINICAL NUTRITION, 2020, 卷号: 112, 期号: 4, 页码: 920-925
作者:  Zhang, Wei;  Liu, Aiyi;  Zhang, Zhiwei;  Nansel, Tonja;  Halabi, Susan
收藏  |  浏览/下载：118/0  |  提交时间：2021/01/14
dietary intervention trials  episodic consumption  power  sample size  type I error  
A semiparametric linear transformation model for general biased-sampling and right-censored data 期刊论文
STATISTICS AND ITS INTERFACE, 2019, 卷号: 12, 期号: 1, 页码: 77-92
作者:  Wei, Wenhua;  Zhou, Yong;  Wan, Alan T. K.
收藏  |  浏览/下载：130/0  |  提交时间：2019/12/13
Biased-sampling  Estimating equation  Right-censoring  Semiparametric linear transformation model  
Improve efficiency and reduce bias of Cox regression models for two-stage randomization designs using auxiliary covariates 期刊论文
STATISTICS IN MEDICINE, 2017, 卷号: 36, 期号: 11, 页码: 1683-1695
作者:  Yang, Xue;  Zhou, Yong
收藏  |  浏览/下载：119/0  |  提交时间：2018/07/30
two-stage randomization design  inverse probability weighting  Cox regression  covariate adjustment  semiparametric theory  projection theorem  
Adaptive Design for Staggered-Start Clinical Trial 期刊论文
INTERNATIONAL JOURNAL OF BIOSTATISTICS, 2016, 卷号: 12, 期号: 2, 页码: 17
作者:  Yuan, Ao;  Li, Qizhai;  Xiong, Ming;  Tan, Ming T.
收藏  |  浏览/下载：98/0  |  提交时间：2018/07/30
adaptive design  allocation proportion  optimality  sequential design  staggered-start  
Integrative analysis for identifying joint modular patterns of gene-expression and drug-response data 期刊论文
BIOINFORMATICS, 2016, 卷号: 32, 期号: 11, 页码: 1724-1732
作者:  Chen, Jinyu;  Zhang, Shihua
收藏  |  浏览/下载：141/0  |  提交时间：2018/07/30
An MSE-reduced estimator for the response proportion in a two-stage clinical trial 期刊论文
PHARMACEUTICAL STATISTICS, 2011, 卷号: 10, 期号: 3, 页码: 277-279
作者:  Li, Qizhai
收藏  |  浏览/下载：98/0  |  提交时间：2018/07/30
truncated binomial distribution  clinical trial  MLE  mean-square error  
A threshold sample-enrichment approach in a clinical trial with heterogeneous subpopulations 期刊论文
CLINICAL TRIALS, 2010, 卷号: 7, 期号: 5, 页码: 537-545
作者:  Liu, Aiyi;  Liu, Chunling;  Li, Qizhai;  Yu, Kai F.;  Yuan, Vivian W.
收藏  |  浏览/下载：86/0  |  提交时间：2018/07/30