Table 1.

Means and standard errors for subscale and total scores of questionnaires.

Questionnaires	Variables	Mean	SD
Traumatic experiences(4-point scale)	Previous contact	1.59	1.15
	Potential contact	1.74	0.661
Risk perceptions(5-point scale)	Personal safety risk	2.65	0.967
	Physical function risk	2.94	0.932
	Occupational exposure risk	2.49	0.833
	Psychosocial evaluation risk	2.67	0.902
	Organizational risk	2.41	0.847
	Time pressure	3.03	1.15
PCL-5(5-point scale)	Criterion B	0.441	0.977
	Criterion C	0.151	0.491
	Criterion D	0.490	1.15
	Criterion E	0.641	1.17
	Total score	28.9	9.18
GAD-7 (4-point scale)	Anxiety	9.88	3.39
PSQI (4-point scale)	Sleep quality	7.79	2.68