Among the patients who received tPA intravenous thrombolytic therapy, differences in patients who received a median tPA dose (0.6 vs 0.79 mg/kg, P=0.003) and who had a history of hypertension (83.3 vs 62.0%, P=0.028) and drinking (50 vs 30.5%, P=0.039) were significant for patients with and without a history of cerebral hemorrhage. Here, PLAT is linked to Hypertension.