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. 2021 May 21:1–9. doi: 10.1159/000516309

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Copyright © 2021 by S. Karger AG, Basel

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Fig. 1 — Temporal trends in EMS calls, COVID-19 cases, and stroke-related activity. a Course of COVID-19 cases, EMS alerts, and the number of stroke code activations and reperfusion treatments. Note the sharp increase of EMS alerts and COVID-19 cases around the lockdown implementation date and the subsequent decrease in the number of stroke code activations and reperfusion treatments. b Course of COVID-19 cases, EMS alerts, and stroke care delays. The time from stroke onset to hospital door increased during the pandemic, whereas the time to rtPA initiation did not. EMS, Emergency Medical System; rtPA, recombinant tissue plasminogen activator.