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Table 1 Participants’ visit and evaluation schedule

From: The natural course of unruptured intracranial aneurysms in a Chinese cohort: protocol of a multi-center registration study in CIAP

Visit number

Screening period

Follow-up period

1

2

3

4

Research arrangement

Screening

90 ± 14 days

180 ± 30 days

365 ± 30 days

Informed consent

   

Selection criteria

   

Baseline information

   

History of disease and history of medicine taking

   

Medicine taking

 

Symptoms and physical examination

Electrocardiogram

   

Routine blood test

   

Blood sugar

   

Blood lipid

   

Homocysteine

   

Head CT/MRI

CTA/MRA/DSA

 

 

Vascular ultrasound

 

 

mRS score

HAMA score

End point evaluation

 

Adverse event evaluation

 

  1. Participants should visit at least once a year after 1 year
  2. CT computed tomography, MRI magnetic resonance imaging, CTA CT angiography, MRA magnetic resonance angiography, DSA digital subtraction angiography, mRS score modified Rankin scale score, HAMA score Hamilton anxiety score