Participants were randomly assigned to receive oral , once-daily finerenone ( 1.25 mg/d , n = 96 ; 2.5 mg/d , n = 92 ; 5 mg/d , n = 100 ; 7.5 mg/d , n = 97 ; 10 mg/d , n = 98 ; 15 mg/d , n = 125 ; and 25 mg/d , n = 119 ) or matching placebo ( n = 94 ) for 90 days .