Condition or cognition? Mechanism of change in fatigue in a randomized controlled trial of graded exercise therapy or cognitive behavior therapy for severe fatigue in patients with advanced cancer.
Hanneke PoortFabiola MüllerGijs BleijenbergStans A H H V M VerhagenMathilde G E VerdamPythia T NieuwkerkHans KnoopPublished in: Journal of consulting and clinical psychology (2021)
The effect of CBT was attributable to changes in cognition, that is, increased self-efficacy led to reduced fatigue severity. No significant mediators for GET were found. The findings inform further refinement of interventions for fatigue in this seriously ill population. (PsycInfo Database Record (c) 2021 APA, all rights reserved).