Subclinical Posttraumatic Stress Disorder Symptoms: Relationships with Blood Pressure, Hostility, and Sleep

Figure 1

Scatter plot of the relationship between sleep quality as measured by the Pittsburgh Sleep Quality Index (PSQI; higher scores indicate poorer quality of sleep) and PTSD Symptoms as measured by the Posttraumatic Stress Disorder Checklist (higher scores indicate more symptoms reported) in men and women combined (7, ).