Ying J. Zhang

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University of Iowa
College of Public Health
Biostatistics
Associate ProfessorAppointed: 2004
Professional Headshot of Ying J. Zhang

Mailing Address

C22F GH
Iowa City, Iowa 52242
United States

Contact Information

Phone: (319) 384-5174
Fax: (319) 384-5018
ying-j-zhang@uiowa.edu
http://www.public-health.uiowa.edu/academics/faculty/ying_zhang.html

Qualifications

Ph.D., University of Washington, Statistics, 1998.
M.S., Florida State University, Applied Mathematics, 1994.
M.S., Fudan University, Computational Mathematics, 1988.
B.S., Fudan University, Computational Mathematics, 1985.

Expertise and Research Interests

  • Panel count data
  • Survival Data Analysis
  • Longitudinal Data Analysis
  • Data Mining and Statistical Computing
  • Multiple comparisons in regression modeling
  • Quality of life of breast cancer survivors

Other Expertise

Non-Peer-Reviewed Papers (reports, proceedings, etc.)
  • Zhang Y. A pseudo likelihood estimation method for panel count. Proceedings of the Statistical Computing Section 1-9, 1999
  • Wellner JA and Zhang Y. Large sample theory of an estimator of the mean of a counting process. Technical Report No. 327, Department of Statistics, University of Washington
  • Scholz F and Zhang Y. Confidence bounds for type 1 censored Weibull data including Covariates. Boeing Technical Report, SSGTECH-97-025

Future Research

  • Data Mining in Public Health and Health Management

Keywords

COS Keywords:

Biostatistics.

Memberships

American Statistical Association
International Biometric Society
International Chinese Statistical Association

Honors and Awards

1997Recognition Award for Outstanding Performance, Boeing Company
1997, Outstanding Perofrmance in the General Examination, Department of Statistics, University of Washington
1985Fellowship for Outstanding Academic Performance, Fundan University

Previous Positions

1998-2004, Assistant Professor, University of Central Florida, Statistics and Actuarial Science
1997-1997, Applied Statistician, The Boeing Company, Applied Statistics Group
1988-1991, Lecturer, Fudan University, Mathematics

Funding Received

  • CDC: Social Support and Depression and Anxiety Following Injury in Collegiate Athletes, $297,273, 2007 to 2010.
  • NSCAW: The Impact of Supervisory Neglect on Peer Relationships, Behavior, and School Performance among School-aged Children, $79,808, 2006 to 2008.
  • NIH: Clinical Islet Transplantation: Data Coordinating Center, $21,197,251, 2004 to 2009.
  • NIH: Home vs Center-Based Weight Loss and Exercise in Menopause, $2,032,028, 2003 to 2008.
  • US Army: Prostasin Serine Protease as a Breast Cancer, $334,031, 2002 to 2005.
  • University of Central Florida: Nonparametric Maximum Likelihood Estimation of the Probability Distribution of Cancer Onset, $7,498, 2001 to 2001.
  • NIH: Quality of Life Intervention in Breast Cancer Survivor, $1,600,000, 2001 to 2005.
  • NINDS: Carotid Occlusion Surgery Study, $3,386,784, 2001 to 2006.
  • Florida Space Grant Consortium: Knowledge Discovery from Composite Lay-up Machine Data, $8,000, 1999 to 1999.

Publications

  • Dow KM, McNees P, Loerzel VW, Su X, Zhang Y, Hassey K (2008) Transition from treatment to survivorship: Effects of a psychoeducational intervention on quality of life in breast cancer survivors, Oncology Nursing Society, In Press
  • Lu M, Zhang Y, Huang J (2008) Estimation of the mean function with panel count data using monotone polynomial splines, Biometrika, In Press
  • Wellner JA, Zhang Y (2008) Two likelihood-based semiparametric estimation methods for panel count data with covariates, Annals of Statistics, In Press
  • Zhang W, Chaloner K, Cowles MK, Zhang Y, Stapleton JT (2007) A Bayesian analysis of doubly censored data using a hierarchical Cox model, Stat Med
  • Liu W, Jamshidian M, Zhang Y, Bretz F, Han XL (Jun 2007) Pooling batches in drug stability study by using constant-width simultaneous confidence bands., Statistics in medicine, 26 (14), 2759-71 Abstract
  • Yang J, Peek-Asa C, Allareddy V, Phillips G, Zhang Y, Cheng G (2007) Patient and hospitalization characteristics associated with length of stay and hospital charges for pediatric sports-related injury hospitalizations in the United States 2000-2003, Pediatrics, 119 (4), e813-20
  • Liu W, Jamshidian M, Zhang Y, Bretz F, Han XL (2007) Some new methods for the comparison of two linear regress models, The Journal of Statistical Planning and Inference, 137, 57-67
  • Coohey C, Zhang Y (2006) The role of men in chronic supervisory neglect, Child Maltreatment, 11, 27-33
  • Zhang Y (2006) Nonparametric K-sample tests with panel count data, Biometrika, 93 (4), 777-90
  • Huang C-Y, Wang M-C, Zhang Y (2006) Analyzing Panel Count Data with Informative Observation Times, Biometrika, 93 (4), 763-75
  • Jamshidian M, Liu W, Zhang Y, Jamshidian F, SimReg: A Software Including Some Developments in Multiple Comparison and Simultaneous Confidence Bands for Linear Regression Models, Journal of Statistical Software, 12(2), 2005
  • Saha C, Jones M, Asymptotic bias in the linear mixed effects model under non-ignorable missing data mechanisms, Journal of the Royal Statistical Society, Series B(67), 167-82, 2005
  • Liu W, Jamshidian M, Zhang Y, Bretz F (2005) Constant width simultaneous confidence bands in multiple linear regression with predictor variable constrained in interval, Journal of Computational Statistics and Data Analysis, 75, 425-436
  • Liu W, Jamshidian M, Zhang Y, Donnelly J (2005) Simulation-based simultaneous confidence in multiple linear regression with predictor variables constrained in interval, Journal of Computational and Graphical Statistics, 14, 459-84
  • Wellner JA, Zhang Y, Liu H, A semiparametric regression model for panel count data: when do pseudo-likelihood estimators become badly inefficient?, Proceedings of the Second Seattle Biostatistical Symposium: Analysis of Correlated Data, 2004
  • Zhang Y and Jamshidian M, On algorithms for NPMLE of the failure function with censored data, Journal of Computational and Graphical Statistics, 13, 123-40, 2004
  • Liu W, Jamshidian M, Zhang Y, Multiple comparison of several linear regression models, Journal of the American Statistical Association, 99, 395-403, 2004
  • Ahmad I, Liu W, Zhang Y, On the finite sample behavior of testing whether new is better than used of a specific age, Metrika, 60, 287-94, 2004
  • Zhang Y, Jamshidian M, The gamma-frailty Poisson model for the nonparametric estimation of panel count data, Biometrics, 59(4), 1099-106, December 2003 Abstract
  • Sole ML, Byers JF, Ludy JE, Zhang Y, Banta CM, Brummel K, A multisite survey of suctioning techniques and airway management practices, American Journal of Critical Care : an Official Publication, American Association of Critical-care Nurses., 12(3), 220-30; quiz 231-2, May 2003 Abstract
  • Zhang Y, Liu W, Wu H, A simple nonparametric two-sample test for the distribution function of event time with interval censored data, Journal of Nonparametric Statistics, 15, 643-52, 2003
  • Zhang Y, A semiparametric pseudolikelihood estimation method for panel count data, Biometrika, 83, 39-48, 2002
  • Zhang Y, Liu W, Zhan Y, A nonparametric two-sample test of the failure functions with interval censoring Case 2, Biometrika, 38, 677-686, 2001
  • Aragon D, Clancy R, Sole ML, Zhang Y, Variables influencing patients' outcomes after elective aortic reconstruction surgery, American Journal of Critical Care : an Official Publication, American Association of Critical-care Nurses., 9(4), 279-87, July 2000 Abstract
  • Wellner JA and Zhang Y, Two estimators of the mean of a counting process with panel count data, Annals of Statistics, 28, 779-814, 2000

Profile Details

Last Updated: 3/21/2008

COS Expertise ID #1161198
Reference this profile directly: http://myprofile.cos.com/zying