stroke(23) COVID-19(16) Patient(14) Result(13) pandemic(13) Mortality(12) COVID-19 pandemic(11) Infection(11) large vessel(11) Admission(10) outcome(10) Cerebrovascular disease(10) age(9) patients(9) severity(9) Ischemic Stroke(8) proportion(7) SARS-CoV-2(7) hospital(7) diagnosed(7) scale(7) incidence(7) objective(7) Coronavirus disease 2019(7) risk(7) coronavirus disease(7) mortality rate(7) thrombosis(7) Treatment(6) female(5)