Table 3.

Correlations between nightmare severity and the independent variables

Variable	Nightmare severity
Negative affect	0.56, p < 0.001***
Worry	0.45, p < 0.001***
Depersonalisation	0.58, p < 0.001***
Hallucination	0.49, p < 0.001***
Paranoia	0.52, p < 0.001***
Alcohol use	0.01, p = 0.810
Sleep duration	−0.14, p = 0.005**
Activity level	−0.06, p = 0.280
PTSD	0.50, p < 0.001***
Life events	0.26, p < 0.001***

* p < 0.05, ** p < 0.01, *** p < 0.001