LSHTM Research Online: Supplementary data for “Comparisons of Staphylococcus aureus infection and other outcomes between users of angiotensin-converting-enzyme inhibitors and angiotensin II receptor blockers: lessons for COVID-19 from a nationwide cohort study”,https://doi.org/10.17037/PUBS.0465657819. The gene discussed is ACE; the disease is COVID-19.