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All-cause mortality at 90 days in ‘mothership’ anterior circulation large vessel occlusion stroke patients treated with MT alone vs. IVT plus MT within 4.5 hrs of symptom onset (unadjusted pooled OR, random-effects meta-analysis). Abbreviations: dMT: direct mechanical thrombectomy (MT alone); IVT: intravenous thrombolysis with alteplase; MT: mechanical thrombectomy.
