1. Participants in the intervention (education–training)
program would demonstrate a significantly greater improvement
in body positioning and workstation design than
participants in the control and education-only groups, as
measured by the Laboratory Assessment Checklist
(Occupational Safety and Health Administration [OSHA],
2001), after the program.
2. There would be no significant difference in body
positioning and workstation design between the control and
education-only groups after the intervention period.