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In a field study an adjustable VDT workstation was given to each of the 68 operators for one week. The preferred settings, the body postures and subjective evaluations were assessed during normal working activities of the operators. The preferred ranges disclose the following figures: keyboard height (home row above floor) 71-87 cm, screen height (centre(More)
Medical and ergonomic field studies indicate that bad standing and sitting postures are sometimes accompanied by pains in muscle and connective tissues of tendons, joint capsules and ligaments. There is evidence that such pains can become the symptoms of chronic diseases attributed to rheumatic disorders. Recent orthopaedic research revealed that inadequate(More)
A comparison of Japanese and Swiss studies on keyboard operators in office work shows that objective and subjective symptoms of injuries in muscles and tendons of te cervicobrachial region are frequent in both countries. It is possible to demonstrate a clear relation between workplace dimensions, postures and impairments. We agree with the Japanese view,(More)
A medical examination and questionnaire in various office workplaces (N = 295) shows that in intensive work at visual display terminals rheumatic and asthenopic disorders are very frequent. Muscle pain and eye complaints are correlated. The incidence of eye disorders and visual acuity are related to lighting conditions (local and temporal oscillation of(More)