JOHANSSON ET AL (1978)

JOHANSSON ET AL (1978)

1. Aim: to measure the amount of stress experienced by the sawmill workers and to look for causal relationship on work satisfaction and production

2. sample: 14 = high-risk workers, 10 = control group workers, mean age of both groups = 38.4

   • High-risk workers: cut edged and graded the wood. Control group: repair and maintenance workers. All were shift workers and they were paid by a piece rate that was based on group performances.

3. method:quasi experiment

   • All workers fell naturally into the two groups as they were either high risk workers or repair and maintenance workers.
   • Procedure:Work measures collected 4 times a day through urine test, body temp and self rating of mood and alertness were taken during 1st or 2nd day of the working week and compared with a day where workers were home; they were asked to stay up as if they were at work.