2021
DOI: 10.21203/rs.3.rs-711970/v1
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Comparison of Time Usage and Success Rate Between CT Angiography- and CT Perfusion- Based Imaging Assessment Strategy for the Patients with Acute Ischemic Stroke

Abstract: Background: Our study aimed to compare the time usage and success rate between CTA- and CTP- based assessment strategy, and to clarify the risk factors associated with CTP scan failure. Methods: Clinical and radiological data of 437 consecutive AIS patients who underwent multiphase CTA or CTP for pre-treatment evaluation were retrospectively enrolled (CTA group, n=302; CTP group, n=135). Time usage and success rate of CTA and CTP were compared using Mann-Whitney U test and Chi-Squared Test. Univariate analysis… Show more

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