Compared to the fourth quartile with the highest UPSIT scores , HRs for mortality for the first , second , and third quartiles of UPSIT scores were 3.81 ( 95 % CI = 2.71-5 .34 ) , 1.75 ( 95 % CI = 1.23-2 .50 ) , and 1.58 ( 95 % CI = 1.09-2 .30 ) , respectively .