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. 2022 Apr 22;17:577–587. doi: 10.2147/CIA.S362119

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© 2022 Yang et al.

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The flow chart.

Note: Reasons for refusing EVT in the SMT group were mainly advanced age (n=62), co-morbidities of vascular risk factors (n=45), and time interval from LSW to admission (n=14).

Abbreviations: ASPECTS, Alberta Stroke Program Early CT Score; CTA, CT angiography; EVT, endovascular treatment; PSM, Propensity Score Matching; SMT, standard medical treatment; NCCT, no-contrast CT; NIHSS, National Institutes of Health Stroke Scale.