Fig. 2
Hospitalizations due to ruptured (A) and non-ruptured abdominal aortic aneurysm (B) during the SARS-CoV2-pandemic. Corresponding hospitalization numbers from 2019 serve as pre-pandemic reference. The pandemic waves as well as the periods in between are defined according to data published by the Robert-Koch Institute [8] – first wave: March to May 2020, second wave: October 2020 to February 2021, third wave: March to May 2021, fourth wave: August to December 2021. The time frames before and between these periods were defined as pre-first wave as well as summer plateaus 2020 and 2021