The purpose of this study is to test the reliability and validity of an artificial intelligence system and a related 5-score scale to predict hematoma expansion, and conduct a study cohort of intracerebral hemorrhage to screen out imaging and biological markers that could predict hematoma expansion in real-world.
This is a investigator-initiated, multi-center, prospective, registered cohort study. The study is intended to enroll 4000 patients with intracerebral hemorrhage from 50 hospital in China. Clinical and imaging data, as well as the results of laboratory examination will be collected to test the reliability and validity of an artificial intelligence system and a related 5-score scale to predict hematoma expansion, and conduct a study cohort of intracerebral hemorrhage to screen out imaging and biological markers that could predict hematoma expansion in real-world.
Study Type
OBSERVATIONAL
Enrollment
1,374
Beijing Tiantan Hospital
Beijing, China
hematoma expansion
non-contrast CT scan: the enlargement of hematoma ≥6ml
Time frame: 24-48 hours from symptom onset
Recurrence of intracerebral hemorrhage
non-contrast CT scan: non-traumatic intracerebral hemorrhage other than the primary hemotoma
Time frame: 90 days from symptom onset
Functional dependence
modified Rankin Scale score ≥3 (a global measure of disability on a seven-level scale, with scores ranging from 0 (no symptoms) to 6 (death), higher scores mean a better or worse outcome )
Time frame: 3 months
Cerebrovascular death
Death due to one of the following events: ischemic stroke or hemorrhagic stroke
Time frame: 3 months
Cardiovascular death
Death due to one of the following events: sudden cardiac death or acute myocardial infarction or heart failure
Time frame: 3 months
New ischemic stroke
Acute focal neurological impairment corresponding with infarction on CT/MR scan
Time frame: 3 months
New subarachnoid hemorrhage
Hemorrhage in subarachnoid space proven on CT/MR scan
Time frame: 3 months
Other cardiovascular events
One of the following events: non-fatal myocardial infarction or non-fatal heart failure
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Time frame: 3 months