There was no evidence of improved outcomes for patients on an MRA compared with those not on MRA for either end point ( hazard ratio [ HR ] 1.02 , 95 % confidence interval [ CI ] 0.85-1 .23 , P = .8 ; and HR = 1.15 , 95 % CI [ 0.82-1 .61 ] , P = .4 ; respectively ) .