Effects of State Humor, Expectancies, and Choice on Postsurgical Mood and Self-Medication: A Field Experiment1

  title={Effects of State Humor, Expectancies, and Choice on Postsurgical Mood and Self-Medication: A Field Experiment1},
  author={James Rotton and M. M. Shats},
  journal={Journal of Applied Social Psychology},
  • J. RottonM. Shats
  • Published 1 October 1996
  • Psychology
  • Journal of Applied Social Psychology
It was hypothesized that repeated exposure to humorous material reduces distress, pain, and medication following surgery. This hypothesis was tested in a field experiment by randomly assigning 78 postsurgical patients to either a control group or 1 of 8 experimental groups formed by the factorial crossing of type of videotape (humorous vs. serious), perceived control (choice vs. no choice), and expectation (positive vs. none). Multivariate analyses of variance disclosed that humor reduced… 

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