Additional file 1 of Evaluating methodological approaches to assess the severity of infection with SARS-CoV-2 variants: scoping review and applications on Belgian COVID-19 data ...

Additional file 1: Figure S1. Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) flow diagram, presenting the selection process of articles included in the scoping literature review, conducted to summarize methodological approaches to study the severity of SARS-CoV-2 variants using observational data and identify limitations and potential biases resulting from the study design, data analysis approach, underlying surveillance strategies, or data infrastructure. ...