Faculty Member

Qi-​long Yi PhD, MSc:

Email Address(es)
Office Phone
(613) 739-2214
Office Address
Canadian Blood Services, Epidemiology and Surveillance 1800 Alta Vista Drive Ottawa, ON K1G 4J5
Biostatistics Division
Office of Global Public Health Education & Training
Adjunct Professor
SGS Status
Associate Member

Research Interests

  • Mixed model (Hierachical modeling)
  • Applied Statistics in Cancer, Hepatitis C, Cardiovascular disease
  • Design of Clincal Trials (sample size estimation)
  • Markov Modeling of Natural History of Hepatitis C
  • Survival analysis
  • Cancer Spatial analysis

Current Research Projects

    • 2007 – Chronic Disease (Cancer) Cluster Analysis — spatial analysis
    • 2007 – Estimating the Prognosis of Canadians Infected With the Hepatitis C Virus Through the Blood Supply, 1986-1990
    • 2008 – Meta analysis :Natural history of hepatitis C virus infection in HIV-infected individuals.
    • 2008 – Hospitalization and influenza vaccination in Canada.
    • 2008 – sample size and power estimation in spatial analysis.
    • 2009 – donors recruitment and retention.

Representative Publications

  • Yi Q, Wang PP, He Y. Reliability analysis for continuous measurements: Equivalence test for agreement. Stat Med. 2008 Jul 10;27(15):2816-25
  • Yi Q. Panzarella T. Corey P. Incorporating the sampling variation of the disease prevalence when calculating the sample size in a study to determine the diagnostic accuracy of a test. . [Journal Article] Controlled Clinical Trials. 2004 August 2004, Pages 417-427
  • Yi, Qilong, Wang P. and Krahn M. Estimating stage-specific Markov transition probability from a measurement of state distribution: the case of hepatitis C. Journal of Viral Hepatitis Journal of Viral Hepatitis. 11(2):166-74, 2004 Mar
  • Yi Q. Panzarella T. Estimating sample size for tests on trends across repeated measurements with missing data based on the interaction term in a mixed model. [Journal Article] Controlled Clinical Trials. 23(5):481-96, 2002 Oct.
  • Yi Q. Zhang Z. The survival analyses of 2738 patients with simple pneumoconiosis. [Journal Article] Occupational & Environmental Medicine. 53(2):129-35, 1996 Feb.
  • Yi,Qi-long , and Lawrence T. Glickman, Computer simulation analysis of Sartwell’s incubation period model for diseases with uncertain etiology: The effect of competing causes of death. Am J. Epidemiol. 1995;142:364-368
  • Yi,Qi-long, Zhang Zhao-huan: A three state model for analyzing the relationship between cumulative exposure to dust and response. Chinese J Prev. Med., 1992,26(5):278-80
  • Yi,Qi-long et al, Life Quality of elder people (>=65) in Shanghai County, Chinese J. Aged Med. 1993, 13(2):108-109
  • Shong Weiming, Cao Shuhua and Yi, Qilong. <>, Published by Shanghai Medical University Press. 1993
  • Yi, Qilong, Multilevel analysis, in <> by Wang JH. Published in Peiking China , 2003, P464-480.