Table 4 Symptom Level Beta Coefficients Contributions to [11C]OMAR volume of distribution (VT) values in the whole brain.

From: Cannabinoid 1 receptor availability in posttraumatic stress disorder: A positron emission tomography study

Cluster

β Mean

SD

Lower Bound (5.5%)

Upper Bound (94.5%)

Total

0.001

0.002

−0.003

0.005

DSM-5

 B-Intrusion

0.0

0.009

−0.017

0.013

 C-Avoidance

0.007

0.015

−0.017

0.03

 D-Alteration in mood and cognition

0.004

0.004

−0.003

0.011

 E-alteration in arousal

0.003

0.01

−0.013

0.018

8-Cluster

 Internal-Intrusion

−0.004

0.015

−0.029

0.018

 External-Intrusion

0.007

0.018

−0.022

0.039

 Avoidance

0.007

0.015

−0.018

0.031

 Negative Affect

−0.003

0.009

−0.018

0.031

Anhedonia/Emotional Numbing

0.014

0.007

0.002

0.025

 Externalizing Behavior

0.024

0.046

−0.049

0.101

 Anxious Arousal

0.017

0.018

−0.012

0.046

 Dysphoric Arousal

−0.007

0.016

−0.032

0.018