Fig. 1: Few studies published compared ethno-racial variables within their data sets.
From: Race and ethnicity matter! Moving Parkinson’s risk research towards diversity and inclusiveness

A Articles included in targeted literature review after screening and eligibility (n = 1142). B Following screening from a PubMed search, 1142 full texts of articles published between 2000 and 2024 were reviewed. Number of articles in each category describes how ethno-racial information was accounted for in the reviewed articles, where 40.7% of articles accounted for race/ethnicity. Integral analysis indicates comparing PD epidemiology with races/ethnicities as subgroups, with effect modification or interaction. Note: n = 6 articles not listed were categorized as Other, many of these specified collection of ethnicity data, and provided no further details. Table created using Biorender.com.