This multicenter observational study will explore the risk factors of early neurological deterioration(END) in patients with primary and to investigate the association between END and outcome.
Neurological deterioration affects approximately one-third of patients with primary intracerebral hemorrhage (ICH) and increases the risk of death and dependency. However, the risk factors of early neurological deterioration (END), such as biochemical parameters, neuroimaging, and systemic complications, are not well documented in primary ICH, and the effective predictors of END is unknown. This multicenter observational study aims to seek out the risk factors of END in patients with primary ICH and to investigate the association between END and outcome.
Study Type
OBSERVATIONAL
Enrollment
1,600
2nd Affiliated Hospital, School of Medicine at Zhejiang University
Hangzhou, Zhejiang, China
Early neurological deterioration (END)
END is defined as an increase in the total NIHSS score of ≥ 4 points within the first 48 h after admission
Time frame: 48 hours after admission
Late neurological deterioration (LND)
LND is defined as an increase in the total NIHSS score of ≥ 4 points between 48h and 7 days after admission
Time frame: 7 days
Functional outcome
Functional outcome will be assessed with modified ranking scale(mRS).Poor outcome is defined as mRS 4-6 at follow-up
Time frame: 90 days, 1 year, 2 years after admission
Hematoma expansion
Hematoma volume expansion of at least 6 mL or 33% on a CT scan obtained 24 hours after admission compared with the entry scan.
Time frame: 24 hours after admission
The quality of life
The quality of life will be assessed with the EuroQol-5D (EQ-5D) scale.
Time frame: 90 days, 1 year, 2 years after admission
Depression status
Patient Health Questionnaire (PHQ)-9 scale will be evaluated, and higher scores means a worse status.
Time frame: 90 days, 1 year, 2 years after admission
Cognitive function
Telephone Interview for Cognitive Status-Modified(TICS-m) scale will be evaluated via telephone interview.
Time frame: 90 days, 1 year, 2 years after admission
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