The Hawthorne effect: stronger than the placebo effect?

Joint Bone Spine. 2011 Jul;78(4):335-6. doi: 10.1016/j.jbspin.2011.06.001. Epub 2011 Jul 13.
No abstract available

Publication types

  • Comparative Study
  • Editorial

MeSH terms

  • Clinical Trials as Topic*
  • Double-Blind Method
  • Effect Modifier, Epidemiologic*
  • Humans
  • Pain / prevention & control*
  • Pain / psychology
  • Pain Measurement
  • Placebo Effect*
  • Random Allocation
  • Reproducibility of Results
  • Self-Assessment
  • Treatment Outcome