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Xiangrong Kong, PhD

  • Associate Scientist

Departmental Affiliations

Center & Institute Affiliations

Contact Information

627 N. Washington Street
Room 2-C
Baltimore, Maryland 21205


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PhD, Virginia Commonwealth University, 2008
BS, Beijing University of Technology, 2002


Longitudinal and correlated data analysis; causal inference, survival analysis, HIV/AIDS, STI, program impact evaluation, ophthalmology;physical therapy.

Honors and Awards

2014-18 K25 Mentored Quantitative Research Career Development Award, NIAID

2010 American Statistical Association Statistics in Epidemiology Young Investigator Award

2009 Faculty Grants Award in Global Health Research, Johns Hopkins University

2006                Biopharmaceutical Applied Statistics Symposium (BASS) XIII Fellow

  • Longitudinal and correlated data analysis
  • causal inference, survival analysis, HIV/AIDS, STI, program impact evaluation, ophthalmology
  • physical therapy.

Selected publications:

  • Kong X, Kigozi G, Ssekasanvu J, Nalugoda F, Nakigozi G, Ndyanabo A, Lutalo T, Reynolds S, Ssekubugu R, Kagaayi J, Bugos E, Chang L, Pilgrim N, Grabowski M, Berman A, Quinn T, Serwadda D, Wawer M, and Gray R, “Association of Medical Male Circumcision and Antiretroviral Therapy Scale-up with Community HIV Incidence in Rakai, Uganda.”. Journal of the American MedicalAssociation. JAMA. 2016 Jul 12;316(2):182-90. doi: 10.1001/jama.2016.7292.
  • Kong X, Wang Mei-Cheng, and Gray R, "Analysis of longitudinal multivariate outcome data from couples: application to HPV transmission dynamics from couple cohort studies". Journal of the American Statistical Association. 2015  DOI:10.1080/01621459.2014.991394
  • Kong X, Kigozi G, Nalugoda F, Musoke R, Kagaayi J, Latkin C, Ssekubugu R, Lutalo T, Nantume B, Boaz I, Wawer M, Serwadda D, Gray R. "Risk behaviors changed but no risk compensation was found during 3-years of post-trail follow-up of male circumcision trial participants uncircumcised at trial closure in Rakai, Uganda". American Journal of Epidemiology, 2012 Nov 15;176(10):875-85.
  • Wawer MJ, Tobian AR, Kigozi G, Kong X, Gravitt PE, Serwadda D, Nalugoda F, Makumbi F, Ssempiija V, Sewankambo N, Watya S, Eaton KP, Oliver AE, Chen MZ, Reynolds S, Quinn TC, and Gray RH. "Male Circumcision Reduces Human Papillomavirus Transmission to HIV-Negative Female Partners: A Randomized Trial in Rakai, Uganda". The Lancet. 2011 Jan 15;377(9761):209-18.
  • Kong X, Gray RH, Moulton LH, Wawer M, and Wang M-C, "A modeling framework for the       analysis of HPV incidence and persistence: a semi-parametric approach for clustered binary longitudinal data analysis". Statistics in Medicine.  2010 Dec 10;29(28):2880-9.