Directory Profile

Yaqiang Li PhD, MPH

Senior Analyst & Programmer

Dr. Li is the principal statistical analyst for The Attitudes and Behaviors Survey (TABS) on Health, a population-based, repeat cross-sectional study for the State of Colorado tobacco control program. Li has a strong background in survey design and analysis: he has over 12 years of experience managing complex survey data and is a graduate of the Summer Institute in Survey Research Techniques at the University of Michigan and a fellow in the Sampling Program for Survey Statisticians. His areas of expertise include categorical data analysis, longitudinal data analysis, population-level survey sampling and complex weighting, survival and event history analysis, statistical genetics, clinical trials, and complex survey sampling and survey design.

In addition to his key role on the TABS surveillance survey, Li is the primary statistician for CEPEG’s research and evaluation survey work including TABS-Influential Factors in Healthy Living, Colorado Health Exposures and Smoking Survey, Colorado Media and Marijuana Survey, and Boulder, CO Sugar Sweetened Beverage Policy Evaluation, and he works in close collaboration with the Healthy Kids Colorado Survey analytic team. Dr. Li also oversees data management best practices for CEPEG’s survey research efforts. 

He has participated in the Improving Health Care Delivery Data Project—a data infrastructure development and comparative effectiveness research study of health care delivery systems for American Indian and Alaska Natives, and in the evaluation of the effect of the Allies Against Asthma intervention program. 

Li earned an MPH degree in Biostatistics from the University of Michigan School of Public Health and a PhD in Molecular and Cell Biology from the Chinese Academy of Sciences in Shanghai.