Fig. 1
From: Headaches during pregnancy and the risk of subsequent stroke
Cumulative incidence of four clinical outcomes in participants with and without gestational headaches. ICH = intracerebral hemorrhage, SAH = subarachnoid hemorrhage. Compared to women without gestational headache, women with gestational headache had a significantly higher risk of any stroke (A), ischemic stroke (B), and ICH (C). However, gestational headache showed no statistical correlation with SAH