Mild and Rapidly Improving Stroke Study "MaRISS"


Phase N/A Results N/A

Trial Description

The objective of this study is to determine the 90-day outcomes of mild and rapidly improving ischemic stroke.


Trial Design

  • Observation: Cohort
  • Perspective: Prospective
  • Sampling: Non-Probability Sample

Trial Population

Patients with ischemic stroke defined clinically as mild and/or spontaneously rapidly improving and confirmed by neuroimaging not to have a hemorrhagic stroke with symptom onset within 4.5 hours.


Type Measure Time Frame Safety Issue
Primary Proportion of patients not independent at 90 days 90 days No
Secondary Proportion of patients with dependence or disability in activities of daily living at 90 days 90 days No
Secondary Symptomatic intracranial hemorrhage due to Alteplase 36 hours Yes
Secondary Proportion of patients not independent at 30 days 30 days No
Secondary Quality of life by the EuroQOL EQ-5D 90 days No
Secondary Stroke disability by the Stroke-Impact Scale-16 90 days No
Secondary Independence with Activities of Daily Living by the Barthel Index 90 days No