Meta-analysis of multitreatment studies

Med Decis Making. 1998 Jan-Mar;18(1):37-43. doi: 10.1177/0272989X9801800110.


Studies comparing more than two competing therapies are common in several fields, but standard meta-analytic methods can make only pairwise comparisons. The methods proposed in this article, a generalization of current meta-analytic methods, allow for any number of competing therapies and include both fixed- and random-effects models.

MeSH terms

  • Adrenergic beta-Agonists / therapeutic use
  • Angina, Unstable / drug therapy
  • Fibrinolytic Agents / therapeutic use
  • Heparin / therapeutic use
  • Humans
  • Logistic Models
  • Meta-Analysis as Topic*
  • Migraine Disorders / prevention & control
  • Odds Ratio
  • Psychotherapy / methods
  • Regression Analysis
  • Research Design*
  • Smoking Cessation / psychology


  • Adrenergic beta-Agonists
  • Fibrinolytic Agents
  • Heparin