The University of Illinois at Chicago School of Public Health (M/C 922) 2121 W. Taylor Street, Room 215 Chicago, Illinois 60612-7260 (312) 996-7887 Fax: (312) 413-7369 Health Hazard Evaluation Report 93-004 Initial Finding and Recommendations Concerning the Psychological Effects of the Working Conditions of Package Truck Drivers at United Parcel Service...
The driver means were also significantly elevated on all 4 of the OSI strain scales, most substantially for physical strain and vocational strain. With the exception of Responsibility, the OSI scales for work characteristics know to be associated with stress were all significantly elevated for these Package Truck Drivers. Role Overload was the most consistent factor associated with the above symptoms of psychological distress and strain on regression analysis. Reported exposure heat, cold, noise, or other environmental stressors, was reported at 82.47 (SD=14.32, P<0.0001,),
which places them in the 99th percentile for this scale. UPS Package Truck Drivers scored slightly though significantly below the comparison mean for all 4 of the OSI coping mechanism scales. CONCLUSIONS: Job stress is a significant health hazard for UPS Package Truck Drivers.
These workers scored in the top 91% of the population on the Global Stress Index.