“…Out of 22 studies that reported the combined incidence of ischemic and hemorrhagic stroke at 1 year, eight were cohort studies that included multiple types of cancer ( Supplementary Figure 3 ) ( 12 , 14 , 15 , 25 , 27 , 31 , 33 , 34 ). The remaining 14 studies were limited to specific cancer subtypes including head and neck cancer ( n = 3) ( 16 , 24 , 28 ), hematologic malignancies ( n = 2) ( 19 , 29 ), breast cancer ( n = 2) ( 21 , 23 ), and thyroid cancer ( n = 2) ( 26 , 32 ). There was only one study for each of the following subtypes of cancer: pancreatic, cervical, prostate, colorectal, and hepatic ( 17 , 18 , 20 , 22 , 30 ).…”