RESULTS	Active treatment reduced the risk of CAA-related ICH by 77 % ( 95 % CI , 19 % -93 % ) , that of hypertension-related ICH by 46 % ( 95 % CI , 4 % -69 % ) , and that of unclassified ICH by 43 % ( 95 % CI , -5 % -69 % ) .\