Table 1. Demographic and Clinical Characteristics.

	Trauma-Exposed Firefighters (n = 31)	Healthy Controls (n = 26)	p-Value*
Age, years	49.77 ± 4.70	65.31 ± 7.84	< 0.001
Gender, male	31 (100)	26 (100)	N/A
Education duration, years	13.84 ± 2.35	12.65 ± 4.60	0.22

Data are mean ± standard deviation or n (%) values.

^*Calculated from student t test for continuous variables and chi-square test for categorical variables, to compare the patient characteristics of firefighters and the healthy controls.

N/A = not available