PLAT and Stroke: n, sample size; IV rt-PA, intravenous recombinant tissue plasminogen activator; MCA, middle cerebral artery; ICA, internal carotid artery; BA, basilar artery; IQR, interquartile range; NIHSS, National Institute of Health Stroke Scale; m-TICI, modified thrombolysis in cerebral infarction score; mRS, modified Rankin scale