Incidence and adjusted RRs of stroke among patients with RAO in time periods after RAO stratified by treatment with antithrombotic medication, with no treatment as the reference. Rate ratios are adjusted for sex, age, calendar time, diabetes mellitus, hypertension, heart failure, chronic kidney disease, cancer, atrial fibrillation, ischemic heart disease, and previous antithrombotic treatment. Incidences are per 1000 person years. AC, anticoagulant treatment.