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Low VWF levels or blood group O not linked to intracerebral hemorrhage risk

Key clinical point: Low levels of von Willebrand Factor and blood group O were not associated with a first intracerebral hemorrhage.

Major finding: The researchers found no association between blood group O and the risk of ICH.

Study details: A prospective, population-based study of 176 ICH cases and 349 age- and sex-matched controls.

Disclosures: The study was funded by public institutions in Sweden. The authors declared that they had no conflicts.


Johansson K et al. Thromb Res. 2020 Jul 5;195:77-80.