Fig. 1From: Impact of familiarity with the format of the exam on performance in the OSCE of undergraduate medical students – an interventional studyOverview—intervention, comparator, and control group. Legend: Fig. 1 depicts how the students were allocated to the respective groups (active intervention, passive comparator, and control group). In the 2018 – 2022 cohorts only two groups (active intervention and control group) exist. * The passive comparator group, consisting of students on the waiting list for the elective course, was introduced in the 2023 cohort, which is marked with an asteriskBack to article page