RESULTS	For ejection fraction > 40 % compared with < or = 40 % , the unadjusted hazard ratio was 0.25 ( 95 % CI , 0.16 to 0.37 ) at 30 days and 0.22 ( 95 % CI , 0.15 to 0.33 ) after 30 days through 2 years ( lives saved , approximately 9 and 11 per 100 , respectively ) .\