Supplementary Figure 1.

Forest plot of odds ratios with an odds ratio >1 indicating variables that were more likely to be present in those that were not vaccinated against COVID-19. An asterisk indicates statistical significance. Underrepresented minority was defined as those who identified as Black, American Indian/Alaskan Native, Native Hawaiian/Pacific Islander, or Hispanic/Latino. Urban or rural status was defined by the Health Innovation Program toolkit. Immune-modifying therapy was defined as any combination of azathioprine, 6-mercaptupurine, methotrexate, anti-tumor necrosis factor agent, vedolizumab, ustekinumab, or tofacitinib. “No provider addressal” indicates that COVID-19 vaccination was not addressed by the gastroenterology provider at the time of a clinical encounter. “No influenza vaccine” refers to absence of influenza vaccination during the 2020–2021 season. “Previous COVID-19 infection” indicates documented COVID-19 infection prior to COVID-19 vaccination, if applicable, by August 1, 2021.