The incidence of death or MI was 5.9 % versus 9.1 % , respectively ( HR 0.67 [ 0.52-0 .85 ] , P = .001 ) , and there was a 64 % reduction in stent thrombosis ( Academic Research Consortium definite or probable definition ) with EES ( 0.59 % vs 1.60 % , HR 0.36 [ 0.18-0 .72 ] , P = .003 ) .