Fig. 1.

Correlation analysis of PHQ-9, GAD-7, ISS, and PCL-C scores. Pearson correlation matrix for PHQ-9, GAD-7, ISS, and PCL-C scores within individual participants generated in R (R-project,org; Vienna, Austria). Pearson correlation (r) values are represented in cool-warm colors (see legend) and all p ​< ​0.001 (significant after Bonferroni correction for multiple comparisons)

Abbreviations: PHQ-9 - Patient Health Questionnaire-9; GAD-7 – Generalized Anxiety Disorder-7; ISS - Insomnia Severity Scale; PCL-C - PTSD Checklist-Civilian version. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)