There were no significant differences between the CoQ10 and placebo arms at 24 weeks for scores on the Profile of Mood States-Fatigue questionnaire ( least squares means , 7.08 vs 8.24 , P = .257 ) , the Functional Assessment of Chronic Illness Therapy-Fatigue tool ( 37.6 vs 37.6 , P = .965 ) , the Functional Assessment of Cancer Therapy-Breast Cancer instrument ( 111.9 vs 110.4 , P = .577 ) , or the Center for Epidemiologic Studies-Depression scale ( 11.6 vs 12.3 , P = .632 ) .
