Any stroke was more frequent in the stenting group than in the endarterectomy group ( 119 vs 72 events ; ITT population , 5-year cumulative risk 152 % vs 94 % , HR 171 , 95 % CI 128-230 , p < 0001 ; per-protocol population , 5-year cumulative risk 89 % vs 58 % , 153 , 102-231 , p = 004 ) , but were mainly non-disabling strokes .