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Faculty

Faculty Directory

Pengcheng Xun

Assistant Scientist
Epidemiology and Biostatistics Department

pxun [at] indiana [dot] edu

(812) 856-0772
PH C103
Education
  • Ph.D. at Nanjing Medical University, 2007
  • M.S. at Nantong Medical College, 2001
  • B.S. at Nantong Medical College, 1998
Background

Visiting Assistant Scientist, Indiana University, (2012-date)

Postdoctoral Research Associate, University of North Carolina at Chapel Hill (2008-2012)

Assistant Professor / Lecturer, Nantong University (2004-2008)

Teaching Assistant, Nantong Medical College (2001-2004)

Grants

National Natural Science Funding (31000539): "Bayesian Mapping Method for Quantitative Trait Loci with Epistasis and Its Applications", National Natural Science Foundation, China, 2011-2013 (Role: Co-investigator).

National Natural Science Funding (81072389): "Strategies on Dimension Reduction and Statistical Methods in Genome Wide Association Studies", National Natural Science Foundation, China, 2011-2013 (Role: Co-investigator).

The National Eleventh Five-year Key Project (2006038070031): "Prediction and Intervention Study of Type 2 Diabetes Mellitus and Its Complications", Ministry of Science and Technology, China, 2007-2010 (Role: Biostatistician).

The National Tenth Five-year Key Project (2004BA720A32): "The Study on The Contraceptives Safety Surveillance and Evaluation", Ministry of Science and Technology, China, 2005-2009 (Role: Biostatistician).

The Specialized Research Fund for the Doctoral Program of Higher Education (20050312001): "Statistical Analysis for Microarray Data", Ministry of Education, China, 2006-2008 (Role: Co-investigator and Coordinator).

Science and Technology Innovation Fund (2006129): "Dimension Reduction Strategy and Methods for Microarray Data", Jiangsu Bureau of Education, China, 2006-2007 (Role: PI).

Natural Science Foundation for Important Projects (04KJB310081): "Statistical Methods for Gene-environmental Interaction in Complex Disease", Jiangsu Bureau of Education, China, 2004-2006 (Role: Co-investigator).

Research Incentive Program for Young Scholars (2002F0307): "The Application of Case-only Design in Molecular Genetics", Nantong Medical College, China, 2003-2004 (Role: PI).

Awards

"Postdoctoral Award for Research Excellence", University of North Carolina at Chapell Hill (2011)

"Distinguished Achievements on Educaiton and Teaching", SPH, Nantong University, Jiangsu, China (2007)

"The 2nd Prize of Jiangsu Excellent Teaching Achievements", Bureau of Education, Jiangsu, China (2004)

Research Interests

My research interests lie in: Applied statistical methods in nutrition epidemiological studies; Meta-analysis; Clinical trail data analysis; Dimension reduction for high-dimensional data (e.g. Microarray, Virus Sequence, GWAS, and NGS); Computer-intensive methods (e.g. Monte Carlo, Permutation and Bootstrap); Collaborative researches in areas of public health, medicine, and biology.

Publications

Books

Jin P & Chen F: Statistical Methods in Medical Area, 3rd edition, Shanghai: Fudan University Press, 2009 (Role: Associate editor-in-chief).

Rao K: Advances of Methods and Their Applications in Health Statistics. Beijing: People's Medical Publishing House, 2008 (Chapter Writer for "Permutation tests and their applications").

Lu S & Chen F: Medical statistics, 2nd edition, Beijing: China Statistics Press, 2007 (Role: Editor and Academic Secretary).

Chen F: Modern Medical Statistical Methods and STATA Application, 2nd edition, Beijing: China Statistics Press (Role: Editor).

Articles

Xun P, He K. (2012) Fish Consumption and Incidence of Diabetes: A Meta-analysis of Data from 438,000 Individuals in 12 Independent Prospective Cohorts with an Average 1-Year Follow-up. Diabetes Care 35(4): 930-8. PMID:224442398. (With commentary).

Xun, P, Liu K, Loria C, Bujnowski D, Shikany J, Schreiner P, Sidney S and He K. (2012) Folate Intake and Incidence of Hypertension among American Young Adults: a 20-y Follow-up Study. American Journal of Clinical Nutrition 95(5): 1023-30. PMID:22491371.

Xun P, Liu K, Cao W, Sidney S, Williams D and He K. (2012) Fasting Insulin Level Is Postively Associated with Incidence of Hypertension among American Young Adults: a 20-year Follow-up Study. Diabetes Care (First published online on April 17, 2012). PMID:22511258.

Xun P*, Qin B*, Song Y, Nakamura Y, Kurth T, Yaemsiri S, Djousse L and He K. (2012) Fish Consumption and Risk of Stroke and Its Subtypes: Accumulative Evidence from Meta-analysis of Prospective Cohort Studies. European Journal of Clinical Nutrition, 2012 (In Press). (*Co-first)

Xun P, Liu K, Morris JS, Jordan JM and He K. (2012). Distributions and Determinants of Mercury Concentrations in Toenails among American Young Adults: the CARDIA Trace Element Study. Environ Sci Pollut Res Int. 2012 Aug 25. [Epub ahead of print] PMID:22926255.

Qin B*, Xun P* and He K. (2012) Fish or Long-chain (n-3) PUFA Intake Is Not Accociate with Pancreatic Cancer Risk in a Meta-analysis and Systematic Review. The Journal of Nutrition 142(6):1067-73. PMID:22535760. (*Co-first).

Xun P, Bujnowski D, Liu k, Morris J, Guo Z and He K. (2011). Distribution of Toenail Selenium Levels in Young Adult Caucasians and African Americans in the United States: the CARDIA Trace Element Study. Environmental Research 111(4):514-9. PMID:21316044.

Xun P, Hou N, Daviglus M, Liu K, Morris J, Shikany J, Sidney S, Jacobs D and He K. (2011). Fish Oil, Selenium, and Mercury in Relation to Incidence of Hypertension: a 20-year Follow-up Study. Journal of Internal Medicine 270(2):175-86. PMID:21316044.

Qin L*, Xun P*, Bujnowski D, Daviglus M, Van Horn L, Stamler, J and He K for the INERMAP Cooperative Research Group. (2011). Higher Branched-chain Amino Acid Intake Is Associated With a Lower Prevalance of Being Overweight or Obese in Middle-aged East Asian and Western Adults. The Journal of Nutrition 141:249-64. PMID:21169225. (*Co-first)

Xun P, Liu K, Morris J, Daviglus M, Stevens J, Jacobs D and He K. (2010). Associations of Toenail Selenium Levels with Inflammatory Biomarkers of Fibrinogen High-sensitivity C-reactive Protein and Interleukin-6: the CARDIA Trace Element Study. American Journal of Epidemiology 171(7):793-800. PMID:20219762.

Xun P, Liu K, Morris J, Daviglus M and He K. (2010). Longitudinal Association between Toenail Selenium Levels and Measures of Sub-clinical Atherosclerosis: the CARDIA Trace Element Study. Atherosclerosis 210(2):662-7. PMID:20138620.

Xun P, Chen F, Dong C, Qian G, Lai D and Meng J. (2007). A Score Method for Comparison of Partial Genomic Regions in Their Representatives of Full-length Genome of Hepatitis E Virus for Genotyping. Intervirology 50(5):328-35. PMID:17687190.

Courses Recently Taught

Introduction to SAS Software

Introduction to STATA Software

Principles and Methods in Biostatistics

Medical Statistics

Health Statistics

Applied Multivariate Analysis in Medical Science