Table 2.

Psychosocial and occupational factors of respondents at Modjo dry port in Ethiopia.

Variables	Categories	Frequency (n)	Percent (%)
Perceived job stress	Yes	303	75.8
	No	97	24.2
Job satisfaction	Present	249	62.2
	Absent	151	37.8
Rest break between driving	Present	339	84.8
	Absent	61	15.2
Hours spent sleeping at night	Less than 6 hours	196	49
	6 or more hours	204	51