Table 4.

Risk scores proposed for HT prediction with alteplase administration.

Score	Name of score	Components	References
HTI – 0 to 6 points	Hemorrhagic transformation index score	ASPECTS (Alberta Stroke Program Early CT score), NIHSS, hyperdense middle cerebral artery sign, and presence of atrial fibrillation on ECG at admission	(16)
GRASPS	Glucose, Race, Age, Sex, Systolic blood Pressure, Severity	Glucose at presentation, race [Asian], age, sex [male], systolic blood pressure at presentation, and severity of stroke at presentation [NIH Stroke Scale]	(17)
HAT	Hemorrhage after thrombolysis	NIHSS score, hypodensity on CT scan (initial), serum glucose at baseline, and history of diabetes	(18)
HeRS	Hemorrhage Risk Stratification	Age, infarct volume, eGFR	(19)
HeRS plus	Hemorrhage Risk Stratification Plus	Addition of serum glucose, WBC count, and warfarin use on admission	(19)
SITS-sICH	Safe Implementation of Treatment in Stroke – Symptomatic IntraCerebral Hemorrhage risk	NIHSS score, serum glucose, systolic blood pressure, age, body weight, stroke onset to treatment time, aspirin or combined aspirin and clopidogrel, and history of hypertension	(20)
SEDAN Score	Hemorrhage risk after thrombolysis	Blood Sugar, Early infarct sign, Dense artery signs, Age, and NIHSS score	(21)

NIHSS, National Institutes of Health Stroke Scale.