Sixia Chen, Ph.D.


Assistant Professor

Phone: (405) 271-2229 x48628

The University of Oklahoma Health Sciences Center
801 NE 13th St, Room 325
Post Office Box 26901
Oklahoma City, OK 73126-0901

Personal Website:

Research Profile:

Education and Training:

  • Ph.D., Statistics, Iowa State University, 2012
  • B.A., Mathematics and Applied Mathematics, Fudan University, 2007

Appointments and Positions:
  • Assistant Professor, Department of Biostatistics and Epidemiology, University of Oklahoma Health Sciences Center, 2015-Present

Complete List of Publications:

Most Recent 5 Publications:

  • S. Chen, D. Haziza, C. Leger and Z. Mashreghi. (2019). Pseudo-population bootstrap methods for imputed survey data. Biometrika, 106, 369-384
  • S. Chen and D. Haziza. (2019). On the nonparametric multiple imputation with multiply robustness. Statistica Sinica, 29, 2035-2053
  • S. Chen and D. Haziza. (2017). Multiply robust imputation procedures for the treatment of item nonresponse in surveys. Biometrika. 104, 439-453.
  • S. Chen and J. K. Kim. (2014). Two-phase sampling for propensity score estimation in self-selected samples. The Annals of Applied Statistics. 3, 1492-1515.
  • S. Chen and J. K. Kim. (2014). Population empirical likelihood for nonparametric inference in survey sampling. Statistica Sinica. 24, 335-355.

Research Grants:

Research Interests:

  • Survey Sampling, Missing Data Problems
  • Empirical Likelihood
  • Non-parametric and Semi-parametric modeling and small area estimation

Current Major Research Projects:

  • The Oklahoma Shared Clinical and Translational Resources (OSCTR) Biostatistics, Epidemiology and Research Design core
  • OU Sooner Survey Center Projects
  • Stephenson Cancer Center Biostatistics Core
  • Biomedical and Behavioral Methodology Core (BBMC) 
  • Oklahoma Tribal Epidemiology Center projects