Guogen Shan, UNLV
Contact Information
Guogen Shan, PhD
Department of Environmental and Occupational Health
School of Community Health Sciences
4505 S Maryland Parkway, Box 453064
Las Vegas, NV 89154
Office: 7028954413
Fax: 7028955573
Email: guogen.shan@unlv.edu
Research Interest
Adaptive Clinical trials; Adaptive two stage designs; Exact test; Confidence interval; Categorical data analysis; Empirical likelihood; Nonparametric method; Youden Index; ROC; Copula.
Selected Publications
2016

Guogen Shan and Changxing Ma (2016). Unconditional tests for comparing two ordered multinomials. Statistical Methods in Medical Research. 25(1), 241254.

Guogen Shan, Gregory Wilding, Alan Hutson, and Shawn Gerstenberger (2016). Optimal adaptive twostage designs for early Phase II clinical trials. Statistics in Medicine. 35(8), 12571266.

Guogen Shan (2016). Exact confidence intervals for randomized response strategies. Journal of Applied Statistics. 43(7), 12791290.
2015

Weizhen Wang and Guogen Shan (2015). Exact confidence intervals for the relative risk and the odds ratio. Biometrics. 71, 985995.

Guogen Shan (2015). Exact unconditional testing procedures for comparing two independent Poisson rates. Journal of Statistical Computation and Simulation. 85(5): 947955.

Guogen Shan and Gregory Wilding (2015). Unconditional tests for association in 2 by 2 contingency tables in the total sum fixed design. Statistica Neerlandica. 69 (1): 6783.

Guogen Shan (2015). Improved confidence intervals for the Youden Index. PLOS ONE. 10(7): e0127272.
2014

Guogen Shan and Changxing Ma (2014). Exact methods for testing the equality of proportions for binary clustered data from otolaryngologic studies. Statistics in Biopharmaceutical Research. 6(1), 115122.

Guogen Shan (2014). Exact approaches for testing noninferiority or superiority of two incidence rates. Statistics and Probability Letters, 85 129134.

Gregory Wilding, Joseph Consiglio and Guogen Shan (2014). Exact approaches for testing hypotheses based on the intraclass kappa coefficient. Statistics in Medicine, 33, 29983012.

Guogen Shan, Gregorey E. Wilding (2014). Powerful exact unconditional tests for agreement between two raters with binary endpoints. PLoS ONE 9(5): e97386.

Joseph Consiglio, Guogen Shan, and Gregory Wilding (2014). A Comparison of Exact Tests for Trend with Binary Endpoints using Bartholomew's Statistic. International Journal of Biostatistics.10, 221230.
2013

Guogen Shan. More efficient unconditional tests for exchangeable binary data with equal cluster sizes.
Statistics and Probability Letters. Volume 83, Pages 644649, 2013.

Guogen Shan, Changxing Ma, Alan D. Hutson, Gregory E. Wilding. Some tests for detecting trends based on the modified BaumgartnerWeiβSchindler statistics
Computational Statistics and Data Analysis. Volume 57, pages 246261, 2013.

Guogen Shan. A note on exact conditional and unconditional tests for HardyWeinberg Equilibrium. Human Heredity. Volume 76, Pages 1017, 2013.

Guogen Shan, Changxing Ma, Alan D. Hutson, Gregory E. Wilding. Randomized twostage phase II clinical trial designs based on Barnard’s exact test.
Journal of Biopharmaceutical Statistics. Volume 23, pages 10811090, 2013.

Guogen Shan Weizhen Wang. ExactCIdiff: An R Package for Computing Exact Confidence Intervals for the Difference of Two Proportions.
The R Journal. 5(2), Pages 6271, 2013.
2012

Gregory E. Wilding, Guogen Shan, Alan D. Hutson. Exact twostage designs for phase II activity trials with rankbased endpoints.
Contemporary Clinical Trials, Volume 33, Issue 2, 2012, Pages 332341.

Guogen Shan, Changxing Ma, Alan D. Hutson, Gregory E. Wilding. An efficient and exact approach for detecting trends with binary endpoints.
Statistics in Medicine, Volume 31, Issue 2, pages 155164, 2012.

Guogen Shan, Alan D. Hutson and Gregory E. Wilding. Twostage ksample designs for the ordered alternative problem.
Pharmaceutical Statistics, Volume 11, Issue 4, pages 287294, 2012.
Technique Report
(2012) More efficient unconditional tests for exchangeable binary data with equal cluster sizes
(2014) A better confidence interval for the sensitivity at a fixed level of specificity for diagnostic tests with continuous endpoints
(2014) Powerful exact unconditional tests for agreement between two raters with binary endpoints, PLoS ONE, 2014
Software development
(2016) Exact onesided confidence limit for the ratio of two Poisson rates
(2015) Weighted rank based test for an ordered alternative in randomized complete block designs
(2015) Confidence intervals for the Youden Index
(2014) A new powerful nonparametric rank test for ordered alternative problem
(2014) Unconditional tests for association in 2 by 2 contingency tables in the total sum fixed design
(2012) R package ExactCIdiff: Inductive Confidence Intervals for the difference between two proportions
More details about this package, see Professor Weizhen Wang's website, Link
(2014) UB