Demand - Johansson 1978


Aim: to investigate whether work stressors (repetitiveness, machine-pace work and responsibility) increase stress related illness.


- 14 "finishers" in a Swedish Sawmill. (Job was to finish off wood at the last stage of processing timber). Machine paced, isolated, repetitive but skilled. Wage rates depended on them.

- Compared to 10 cleaners, they had varied work, more self-paced and had more social ability. Control group.

- The workers' urine was


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