Growing insights from statistics,
like sequoias from seeds.
ABOUT

Statquoia combines the words statistics and sequoias, the world’s tallest and longest-living trees.
Statquoia is committed to building robust statistical practices that generate lasting impact in medical research, epidemiology, health economics and outcomes research (HEOR), and health technology assessment (HTA).

Enoch Yi-Tung Chen, PhD, is the Founder and Director of Statistics of Statquoia, bringing his statistical expertise to every project.
Trained in biostatistics and epidemiology, he previously specialized in health economic modeling for health technology assessment during his doctoral studies and now works as a statistician in cancer epidemiology at Karolinska Institutet. His personal academic website is available here.
SERVICES
- Statistical analysis plan and study design
- Survival analysis, longitudinal analysis, and multistate modelling
- Regulatory reporting and data visualisation
- R code development for multistate modelling: GitHub Repository
- R Shiny application for cost estimation: R Shiny App
- Cost-effectiveness analysis
- HEOR
- Cost-of-illness analysis
- Multistate modelling for HTA: Chen EYT et al., Pharmacoeconomics, 2025.
- QALYs for patients with leukemia: Chen EYT et al., European Journal of Haematalogy, 2025.
- Cost-of-illness for chronic myeloid leukaemia: Chen EYT et al., British Journal of Haematology, 2025.
- Data management, including cleaning, health record linkage, and project folder building
- Design and analysis of observational studies (cohort, case–control, and registry-based)
- Estimation and interpretation of key epidemiological measures, including hazard, incidence, prevalence, and mortality
TESTIMONIALS
— Clinical researcher from Sweden
— Statistician from Sweden
— Health economist from Spain
CONTACT
🤝 First 30 minutes Google Meet for consulting is completely FREE.
Let's discuss your project goals without commitment.
*Clicking 'SEND INQUIRY' will open your default email application with all the fields pre-filled, allowing you to review and send the email to statquoia@gmail.com.