One-year cumulative stent failure was seen in 39 ( 6.6 % ) DES-treated lesions vs. 24 ( 10.8 % ) BMS-treated lesions ( P = 0.088 ) , and 3-year cumulative stent failure in 48 ( 15.4 % ) vs. 34 ( 18.8 % ) lesions ( P = 0.25 ) , respectively .