FACIT-Fatigue scores improved from baseline to day 28 ( mean score change : modafinil , 5.29 ; 95 % CI , 2.57 to 8.02 ; placebo , 5.09 ; 95 % CI , 2.54 to 7.65 ) , but there was no difference between treatments ( 0.20 ; 95 % CI , -3.56 to 3.97 ) .