John J. Chen, Ph.D.

John J. Chen, Ph.D.

Professor and Chair
Director of Biostatistics Core Facility

Office: MEB 411 G
(808) 692-1814


  • Ph.D. in Biostatistics
    University of California, Berkeley
    Berkeley, CA
  • M.S. in Applied Mathematics and Statistics
    State University of New York at Stony Brook
    Stony Brook, NY
  • M.A. in Biology
    State University of New York at Stony Brook
    Stony Brook, NY

Research Focus

Applied statistics, data science, healthcare data analytics, research design, statistical education and collaboration, and statistical resources development.

Selected Publications

  • Siriwardhana C, Lim E, Davis J, Chen JJ. Progression of diabetes, ischemic heart disease, and chronic kidney disease in a three chronic conditions multistate model. BMC Journal of Public Health. 2018 Jun;18(1):752. doi:10.1186/s12889-018-5688-y. PubMed PMID: 29914451; PubMed Central PMCID: PMC6006736.
  • Lim E, Gandhi K, Davis J, Chen JJ. Prevalence of chronic conditions and multimorbidities in a geographically defined geriatric population with diverse races and ethnicities. Journal of Aging and Health. 2018 Mar;30(3):421-444. doi:10.1177/0898264316680903. PubMed PMID: 27913765; PubMed Central PMCID: PMC5634944.
  • Shan G, Chen JJ. Optimal inference for Simon’s two-stage design with over or under enrollment at the second stage. Communications in Statistics – Simulation and Computation. 2018;47(4):1157-1167. doi: 10.1080/03610918.2017.1307398. PubMed PMID: 31097866; PubMed Central PMCID: PMC6516485.
  • Zhang G, Chen JJ. Biostatistics faculty and NIH awards at U.S. medical schools. The American Statistician. 2015 Feb;69(1):34-40. doi:10.1080/00031305.2014.992959. PubMed PMID: 25859055; PubMed Central PMCID: PMC4386754.
  • Chen JJ, Castro R. Biostatistics and Data Management Core at the University of Hawai’i John A. Burns School of Medicine. Hawaii Journal of Medicine & Public Health. 2015 Jun;74(6):210-212. PubMed PMID: 26114076; PubMed Central PMCID: PMC4477435.