The percentages of patients with unchanged , increased , and decreased antiglaucoma ophthalmic solution use during the study period were @ % ( @/@ ) , @ % ( @/@ ) , and @ % ( @/@ ) , respectively , in the NIA group , and @ % ( @/@ ) , @ % ( @/@ ) , and @ % ( @/@ ) , respectively , in the IA group ( P < @ ) .