Table 4.

Occupational and ergonometric risk factors among respondents at Modjo Dry Port, Ethiopia, 2018.

Variables	Frequency (n)	Percent
Years spent truck driving
<10 years	211	52.8
≥10 years	189	47.2
Average daily driving hours
<10 hours	100	25
10–15 hours	253	63.2
>15 hours	47	11.8
Rest breaks between driving
Present	339	84.8
Absent	61	15.2
Frequent involvement in lifting/carrying heavy objects
Yes	308	77
No	92	23
Perceived sitting posture while driving
Proper	222	55.5
Improper	178	44.5
Truck with suspension seat
Yes	184	46
No	216	54
Truck with adjustable back support
Yes	296	74
No	104	26