Data Management Staff
Ms. Eisha Lehal is a Data Operations Coordinator.
Aidan works on projects primarily with the project management team. He holds a Master of Public Health from the University of Victoria and has worked for such organizations as the College of Physical Therapists of BC and the Ministry of Health (Vancouver location) for his practicum. Aidan has volunteered for both Canadian and international organizations.
Ms. Nohynek joined the CIHR Canadian HIV Trials Network (CTN) at CHÉOS as Director of Regulatory Affairs and Quality Assurance in December 2013. She leads the regulatory and quality affairs functions within the CTN through the management of infrastructure and guidelines for creating, maintaining and enhancing administrative, regulatory, and quality assurance systems associated with conducting clinical trials. Ms. Nohynek has the overall responsibility of developing, facilitating, and executing regulatory strategies to support Network studies and to oversee the maintenance and compliance of quality systems.
She holds a B.Sc. (Honours) from the University of Waterloo (1998), a M.Sc. from the University of Toronto (2000), and a RAC certification (2006) granted by the Regulatory Affairs Professionals Society (RAPS). She has more than ten years of industry experience that includes the development of regulatory strategies throughout various phases of clinical investigation, extensive interactions with regulatory authorities, and preparation and submission of applications to health agencies in Canada, the United States, and Europe. In addition, she has implemented and maintained quality systems, prepared for and participated in agency audits, and developed internal training programs.
Ms. Nohynek has worked for small to mid-size biotech and medical device companies as well as with large pharma. She is an executive member of RAPS’ Southern B.C. chapter and a professional member of the Canadian Association of Professionals in Regulatory Affairs.
Scott Beaumont is a Research Assistant working with Dr. Eugenia Oviedo-Joekes.
Ms. Anne Chisholm is a Research Assistant working with Drs. Anita Palepu and Nadia Khan.
Mr. Sameer Desai is a Research Methodologist at CHÉOS.
Garricia Lee is a Research Assistant in the PHC Eating Disorders Program with Dr. Josie Geller.
Mr. Derek Ouyang is a Research Assistant at CHÉOS.
Ms. Javiera Pumarino is working as a Research Assistant with CHÉOS Scientist Dr. Chris Richardson and the Inner City Youth Program. She splits her time between St. Paul’s Hospital and the Granville Youth Health Centre, and is completing her M.Sc. at the UBC School of Population and Public Health.
Ms. Rossa is a Research Assistant to Dr. Chris Richardson. She is a current MSc in public health student at UBC where she is supervised by Dr. Anne Gadermann. Verena has a background as psychiatrist working with youth and young adults in a community-outreach setting in rural Switzerland.
Ms. Julie Sou completed her M.Sc. at the School of Population and Public Health at UBC, where her thesis focused on social determinants of health and health access among female sex workers. She is currently working as a Research Assistant with Dr. Wei Zhang, Program Head of Health Economics at CHÉOS.
Software and Programming Staff
Mr. Qi Xia is an Application Developer/Administrator with CHÉOS.
Statistical and Health Economics Staff
- Analysis of administrative databases
- Modeling/costing of health care utilizations
- Cost-effectiveness studies
Ms. Daphne Guh joined the Pharmacoeconomics program at CHÉOS after graduating with a Master of Science in Statistics from the University of British Columbia in late 1997. Over the years, she has worked with Centre Director Dr. Aslam Anis on several projects related to the provincial drug plan regulatory policies. Her research interests have been in biostatistics and issues/methods in analyzing administrative databases. Current research projects she is working on include the North American Opiate Medication Initiative (NAOMI) clinical trial, a British Columbia population-based rheumatoid arthritis database, and a project on the cost of obesity–burden of illness.
Dr. Peng completed a PhD in economics with a major in statistics from Zhongnan University of Economics and Law, in China in 2001. She updated her background by completing a Master of Science degree with a major in statistics from McMaster University in Ontario in 2009. Dr. Peng worked as a senior research fellow at the Center of Bio-statistics at the University of Limerick in Ireland from 2010–2012. And she worked as a statistician at BC Center for Improved Cardiovascular Health (ICVHealth), from 2013–2019.
Dr. Peng has published widely and developed interests in statistics, particularly in survival analysis with frailty, bivariate survival analysis, longitudinal analysis and in the stability of regression models with categorical covariates.
Ms. Hong Qian joined CHÉOS in June 2008. She holds a M.Sc. in Statistics from McMaster University. With over 10 years’ professional experience as a statistician working for research organizations, including the B.C. Cancer Agency and Albert Einstein College of Medicine (New York), Ms. Qian provides statistical support to multiple projects—specifically in the areas of osteoarthritis, diabetes, and cardiovascular diseases. She also provides advice on study design and statistical analysis for various short-term research projects.
- Statistical modeling and computing
- Cost-effectiveness analysis
- HIV/AIDS epidemiology
Dr. Huiying Sun has a PhD in Mathematics from Harbin Institute of Technology, China, and a master’s degree in Statistics from University of British Columbia. She joined CHÉOS as a statistician in 2000.
Dr. Sun’s primary interest is in statistical modelling and computing. Her work includes statistical and mathematical consultation and data analysis. She has worked on cost-effectiveness studies of interventions for various diseases, such as hypertension, hip fraction, psoriasis, rheumatoid arthritis, and HIV/AIDS. The methods used in these analyses include the Markov model, Monte-Carlo simulation, probabilistic sensitivity analysis, and Bayesian meta-analysis. She is also interested in the research of HIV/AIDS epidemiology, especially health-related quality of life of HIV/AIDS patients.
May holds a Master of Science in Statistics from Simon Fraser University and has over 10 years of experience providing support to clinicians and epidemiologists on clinical outcomes research in cardiovascular disease, and has been working with Karin Humphries for 15 years, including being part of the beginning of the BC Center for Improved Cardiovascular Health (ICVHealth) in 2013. Her expertise lies in working with administrative databases, carrying out complex linkages, and analyses.
Dr. Guan holds a PhD in Mathematics and a Master degree in Statistics, both from the University of British Columbia.
Prior to joining CHÉOS, Dr. Guan worked as a biostatistician at the Centre for Improved Cardiovascular Health (ICVHealth) with over 6 years of experience in the cardiovascular research setting. Her projects focused on evaluating factors associated short and long-term outcomes following various cardiac procedure in BC. She specializes in methodologies including mixed effects models for longitudinal data, survival analysis, meta-analysis and Bayesian random-effects meta-analysis. She is currently working the project which aims to identify care gaps for out-of-hospital cardiac arrest in BC using Canadian Resuscitation Outcomes Consortium and administrative databases.
M.Sc. in Population and Public Health, Biostatistics Concentration (2019 Completion)
Patrick holds a Bachelor of Science in Statistics from Simon Fraser University and is currently completing a Master of Science in Population and Public Health specializing in biostatistics at the University of British Columbia. His master’s thesis uses administrative data to assess trends, prescription patterns, outcomes, and inequalities in the use of Non-Vitamin K Antagonist Oral Anticoagulants (NOACs) vs. Warfarin for treating non-valvular atrial fibrillation in Western Canada. Patrick is responsible for data access and management, study monitoring, database development, and statistical analysis.
Dr. Terry Lee is a Statistician for the CIHR Canadian HIV Trials Network at CHÉOS. He received his PhD in Statistics from the University of Victoria and completed his postdoctoral research fellowship at Simon Fraser University in 2009. Part of his research involved collaborating with the Public Health Agency of Canada to develop and validate statistical tools for estimating hospital morbidity rate and cancer mortality rate in Canada. Dr. Lee’s work includes providing statistical consultation and analysis service to researchers in various areas, such as HIV/AIDS, obstetrics and gynaecology, gastroenterology, and critical care.
Ms. Tima Mohammadi is a Health Economist with the pharmacoeconomics program of research, the Advancing Decision-Making in Medicine (DcIDE) group at CHÉOS.
She has a MA in Economics from Simon Fraser University and a M.Sc. in Socioeconomic Systems Engineering from the Institute for Management and Planning Studies (IMPS), Tehran. Tima has worked as a research analyst at Collaboration for Outcomes Research and Evaluation (CORE). She also held a faculty position at IMPS for seven years and conducted several research projects in economics evaluation and statistical analysis. Her research interests are focused on decision-analytic modeling and simulation, preference elicitation techniques (with a particular focus on using Bayesian methods in econometric analysis of discrete choice data), and health technology assessment.
Ms. Renée Cormier joined CHÉOS in the fall of 2017 as our Director, Grants and Strategic Research Communications at CHÉOS. She works on grant facilitation and other projects for the team. Renée holds a PhD in Applied Social Psychology from the University of Windsor, and has experience working within both the academic and health authority sectors.
Mr. Sean Sinden joined the Communications Department in February of 2016. He holds a Master of Science degree from UBC and works concurrently with the CIHR Canadian HIV Trials Network (CTN).