The rates of death , recurrent myocardial infarction , refractory myocardial ischemia and target vessel revascularization were 0.5 % vs 1.0 % , 0.5 % vs 1.0 % , 1.6 % vs 1.0 % and 2.1 % vs 1.5 % during hospitalization ; 0 vs 0 , 1.0 % vs 0.5 % , 1.0 % vs 1.5 % , 0.5 % vs 1.0 % at week 2 after discharge ; 0.5 % vs 0.5 % , 0.5 % vs 0.5 % , 2.6 % vs 2.0 % , 0 vs 0.5 % at week 4 after discharge ( all P values > 0.05 ) .