Table 3: Risk factors of TGI versus aneurysmal SAH.

FactorTGIaSAH

High blood pressureSharedShared
SmokingSharedShared
Alcohol abuse SharedShared
StressSharedShared
Cardiac arrest or shock that creates prolonged hypoxia or hypoglycemiaStroke only
Pathologically elevated cerebral metabolic rateStroke only
Decreased cerebral perfusion pressureStroke only
Age (years)≥65≤56
GenderMen prevalenceWomen prevalence
Intracranial aneurysm +