Table 1 PACAP associations with PTSD symptoms

From: Post-traumatic stress disorder is associated with PACAP and the PAC1 receptor

 

Initial

Replication

Combined

 

n = 34

n = 74

n = 108

**Correlation of PACAP level with PSS hyperarousal score

0.006

0.015

0.001

*High PACAP level with PSS hyperarousal score (Fig. 1c)

0.001

0.01

0.0004

*High PACAP level with PSS hyperarousal score (Fig. 1d, adjusted)

0.01

0.001

0.00005

*High PACAP level with PSS total score (Fig. 1b)

0.0003

0.15

0.008

*High PACAP level with PSS total score (adjusted)

0.004

0.04

0.002

*High PACAP level with clinically significant PTSD symptoms (Fig. 1d, adjusted)

0.0002

0.01

0.0003

*High PACAP levels with PSS-based PTSD diagnosis1 (adjusted)

0.01

0.02

0.0008

  1. The table shows P values of correlations and regression analyses for the initial, replication and combined cohort analyses: 2-tailed for initial and combined; 1-tailed for replication. ‘Adjusted’ means adjusted for age, substance use and trauma.
  2. ** Bivariate correlation.
  3. * Analysis of variance (ANOVA).