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Flowchart describing the grouping of patients. We analysed 94 acute anterior circulation large vascular occlusion stroke patients who underwent endovascular treatment. According to the time of Wuhan closure and reopening, the patients were divided into the pre-pandemic group (n = 32), pandemic group (n = 23) and post-epidemic group (n = 39). Then, each group was divided into two subgroups according to whether patients arrived directly at our hospital
