GPT and ischemic stroke: NS= nonsignificant;BMI= body mass index; VAD= vasoactive drugs; CA=cardiac arrest; AST=aspartate aminotransferase; ALT= alanine aminotransferase; Na= serumsodium; Cr= serum creatinine; CET= cranioencephalic trauma; hCVA=hemorrhagic stroke; iCVA= ischemic stroke; CVST= venous stroke