Changes in mood and fatigue scores during the study.

A) Total Mood Disturbance from the Brunel Mood Scale and B) Total Fatigue Score from the Brief Fatigue Inventory. Data are presented in raw form on the Left Y-axis and as percent change from week 0 on the Right Y-axis (mean ± SD). Within a group change from Week 0: † small effect (Effect size> 0.2), †† moderate effect (Effect size>0.6); between group percent change from week 0 at matched time; * p≤0.05; † small effect (Effect size> 0.2), †† moderate effect (Effect size> 0.6), ††† Large effect (Effect size> 1.2); Ω denotes difference between groups at week 0.