The main and interactive effects of distress tolerance and reward function on posttraumatic stress disorder symptoms among firefighters.

Hedonic capacity and DT were independently and transactionally associated with heightened PTSD symptom severity among trauma-exposed firefighters. These findings provide evidence for the utility in developing interventions that target DT and impaired hedonic capacity among firefighters, particularly those experiencing PTSD symptomatology. (PsycInfo Database Record (c) 2022 APA, all rights reserved).