Ecologic study learning module: Gordon et al. (2023), Disparities in preterm birth following the July 1995 Chicago heat wave

Educational Engagement Modules (EEMs) are teaching materials for educators and students that facilitate a deeper understanding of key epidemiological methods and concepts. Each EEM poses a series of questions using a recently published paper in Annals of Epidemiology to further understanding of a specific study design and to encourage critical thinking and careful evaluation. This EEM focuses on ecological study designs and references the following article: Gordon M, Casey JA, McBrien H, Gemmill A, Hernández D, Catalano R, Chakrabarti S, Bruckner T. Disparities in preterm birth following the July 1995 Chicago heat wave [1].