International audienceBackground: Despite specific immunization guidelines for immunocompromised patients, there is a dearth of studies on inflammatory bowel disease (IBD) population in France. Aims: To estimate the prevalence and predictors of influenza and pneumococcal vaccination rates in a sample of French IBD adults. Methods: An anonymous online survey was submitted to members of several French immunocompromised patients' associations during the winter 2016. Results: Overall, there were 199/1625 (12%) participants with an IBD. Among these, 32% were <30 years old, 85% were male, and 62% were treated with immunosuppressive therapy. Self-reported influenza vaccine uptake was 34% (95% CI [28-41]) and 38% (95% CI [31-44]) for pneumococcal v...