Table 2 shows that 65.5% of employees worked
8–10 h daily and the rest more than 10 h a day.
The employees worked an average of 7.8 h on
the VDT a day (S.D. ¼ 2.07). Employees worked
an average of 20.9 months in the Hi-
Tech company, but 54% had worked at a different
Hi-Tech company beforehand. Almost all (95.2%)
employees worked 5 days a week and 48.8%
reported having additional tasks to their
computer work, consisting of filing, reading
and writing hardcopy documents, and using
hardware.