Table 6 Standardised factor loadings for the Anhedonia model
PTSD Symptoms | Anhedonia model |
|---|---|
Re-experiencing | |
 B1: Recurrent thoughts of trauma | .84 |
 B2: Recurrent dreams of trauma | .87 |
 B3: Flashbacks | .87 |
 B4: Psychological cue reactivity | .97 |
 B5: Physiological cue reactivity | .92 |
Avoidance | |
 C1: Avoidance of thoughts of trauma | .90 |
 C2: Avoidance of reminders of trauma | .90 |
Negative Affect | |
 D1: Trauma-related amnesia | .70 |
 D2: Negative beliefs | .78 |
 D3: Distorted blame | .77 |
 D4: Persistent negative emotional state | .87 |
Anhedonia | |
 D5: Diminished interest in activities | .78 |
 D6: Feelings of detachment from others | .80 |
 D7: Inability to experience positive emotions | .85 |
Dysphoric Arousal | |
 E1: Irritability or anger | .83 |
 E2: Reckless or self-destructive behaviour | .81 |
 E5: Difficulty concentrating | .85 |
 E6: Sleeping difficulties | .88 |
Anxious Arousal | |
 E3: Hypervigilance | .88 |
 E4: Exaggerated startle response | .92 |