Epidemiology and Biostatistics


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Xiao Song

Assistant Professor of Biostatistics
xsong@uga.edu
http://xsong.myweb.uga.edu/
N129A Paul D. Coverdell Center
University of Georgia
Athens, GA 30602
706.542.1540 (voice)
706.583.0695 (fax)



Educational Background

Ph.D., Statistics, North Carolina State University

Area of Specialty

  • Biostatistics

Research Interests

  • Survival analysis
  • Joint modeling of survival and longitudinal data
  • Covariate measurement error models
  • Medical diagnostic testing
  • ROC curve
  • Biomarker data
  • Nonparametric and semiparametric methods 

Selected Publications

Song, X. and Wang, C.Y. (2007). Semiparametric approaches for varying coefficient proportional hazards model with covariate measurement error. Biometrics, in press.

Song, X. and Zhou, X.H. (2007). A semiparametric approach for the covariate specific ROC curve with survival outcome. Statistica Sinica, in press.

Ma, S., Song, X. and Huang, J. (2007). Supervised group Lasso with applications to microarray data analysis. BMC Bioinformatics 8:60.

Song, X., Ma, S., Huang, J. and Zhou, X.H. (2007). A semiparametric approach for the nonparametric transformation survival model with multiple covariates. Biostatistics 8, 197-211.

Ma, S., Song, X., and Huang, J. (2006). Regularized binormal ROC method in disease classification using microarray data. BMC Bioinformatics 7:253.

Song, X. and Huang, Y. (2006). A corrected pseudo-score approach for additive hazards model with longitudinal covariates measured with error. Lifetime Data Analysis 12, 97-110.

Song, X. and Huang, Y. (2005). On corrected score approach for proportional hazards model with covariate measurement error. Biometrics 61, 702-714.

Song, X. and Zhou, X.H. (2005). A marginal model approach for analysis of multi-reader multi-test receiver operating characteristic (ROC) data. Biostatistics 6, 303-312.

Song, X. and Pepe, M.S. (2004). Evaluating markers for selecting a patient's treatment. Biometrics 60, 874-883.

Song, X., Davidian, M., and Tsiatis, A.A. (2002). A semiparametric likelihood approach to joint modeling of longitudinal and time-to-event data. Biometrics 58, 742-753.

Song, X., Davidian, M., and Tsiatis, A.A. (2002). An estimator for the proportional hazards model with multiple longitudinal covariates measured with error. Biostatistics 3, 511-528.



Courses Taught

BIOS 7020:  Introduction to Biostat II