Individual Study / Halim_Stroke_2004

Kaiser Permanente of Northern California AVM Study

Kaiser Permanente of Northern California AVM Study

Initiatives -
To provide accurate estimates for risk and rates of intracranial hemorrhage in the natural course of patients harboring brain arteriovenous malformation (BAVM). The estimates are needed as a quantitative basis for planning clinical trials to evaluate interventional strategies and to help guide practice management. **** *Note: All published information has been collected from the article referenced in the Marker Paper box below. Therefore, there may be variations with more advanced versions of the study.*


Investigators Contacts
  • Dr. Professor William L. Young
    UCSF School of Medicine


Study design
Patients' cohort
Follow Up

Marker Paper

Halim AX, Johnston SC, Singh V, et al. Longitudinal risk of intracranial hemorrhage in patients with arteriovenous malformation of the brain within a defined population.Stroke. 2004;35:1697–1702. doi:10.1161/01.STR.0000130988.44824.29

PUBMED 15166396


Sources of Recruitment
  • Individuals

Number of participants

Number of participants
Number of participants with biosamples
Supplementary Information
Identified patients with BAVM at the Kaiser Permanente Northern California between 1961 and 2001.


Availability of data and biosamples